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213020301131000 = 23531161433152447
BaseRepresentation
bin110000011011110110100111…
…011000001111110011111000
31000221020112122001021220011122
4300123312213120033303320
5210410111034042143000
62033020101513444412
762604131434003106
oct6033664730176370
91027215561256148
10213020301131000
1161969447619260
121ba84917a10708
1391b2960b2773c
143a86347d1ac76
151996230b26085
hexc1bda760fcf8

213020301131000 has 128 divisors (see below), whose sum is σ = 543871425576960. Its totient is φ = 77449293328000.

The previous prime is 213020301130993. The next prime is 213020301131039. The reversal of 213020301131000 is 131103020312.

It is a super-2 number, since 2×2130203011310002 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213020301131000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65996777 + ... + 69149223.

It is an arithmetic number, because the mean of its divisors is an integer number (4248995512320).

Almost surely, 2213020301131000 is an apocalyptic number.

213020301131000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213020301131000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271935712788480).

213020301131000 is an abundant number, since it is smaller than the sum of its proper divisors (330851124445960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213020301131000 is a wasteful number, since it uses less digits than its factorization.

213020301131000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158622 (or 3158608 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 213020301131000 its reverse (131103020312), we get a palindrome (213151404151312).

The spelling of 213020301131000 in words is "two hundred thirteen trillion, twenty billion, three hundred one million, one hundred thirty-one thousand".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 200 220 250 275 440 500 550 1000 1100 1375 2200 2750 5500 6143 11000 12286 24572 30715 49144 61430 67573 122860 135146 153575 245720 270292 307150 337865 540584 614300 675730 767875 1228600 1351460 1535750 1689325 2702920 3071500 3152447 3378650 6143000 6304894 6757300 8446625 12609788 13514600 15762235 16893250 25219576 31524470 33786500 34676917 63048940 67573000 69353834 78811175 126097880 138707668 157622350 173384585 277415336 315244700 346769170 394055875 630489400 693538340 788111750 866922925 1387076680 1576223500 1733845850 3152447000 3467691700 4334614625 6935383400 8669229250 17338458500 19365481921 34676917000 38730963842 77461927684 96827409605 154923855368 193654819210 213020301131 387309638420 426040602262 484137048025 774619276840 852081204524 968274096050 1065101505655 1704162409048 1936548192100 2130203011310 2420685240125 3873096384200 4260406022620 4841370480250 5325507528275 8520812045240 9682740960500 10651015056550 19365481921000 21302030113100 26627537641375 42604060226200 53255075282750 106510150565500 213020301131000