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1023110021230 = 2511611097091973
BaseRepresentation
bin11101110001101100001…
…11000000000001101110
310121210211022000010211021
432320312013000001232
5113230312131134410
62102002114244354
7133626422456143
oct16706607000156
93553738003737
101023110021230
11364997a309a0
121463515866ba
137562c09990b
14377397b43ca
151b930559eda
hexee361c006e

1023110021230 has 128 divisors (see below), whose sum is σ = 2064636604800. Its totient is φ = 361888819200.

The previous prime is 1023110021221. The next prime is 1023110021251. The reversal of 1023110021230 is 321200113201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 518554524 + ... + 518556496.

It is an arithmetic number, because the mean of its divisors is an integer number (16129973475).

Almost surely, 21023110021230 is an apocalyptic number.

1023110021230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023110021230 is an abundant number, since it is smaller than the sum of its proper divisors (1041526583570).

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

1023110021230 is a wasteful number, since it uses less digits than its factorization.

1023110021230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1023110021230 its reverse (321200113201), we get a palindrome (1344310134431).

The spelling of 1023110021230 in words is "one trillion, twenty-three billion, one hundred ten million, twenty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 61 109 110 122 218 305 545 610 671 709 1090 1199 1342 1418 1973 2398 3355 3545 3946 5995 6649 6710 7090 7799 9865 11990 13298 15598 19730 21703 33245 38995 43249 43406 66490 73139 77281 77990 86498 108515 120353 146278 154562 215057 216245 217030 240706 365695 386405 430114 432490 475739 601765 731390 772810 850091 951478 1075285 1203530 1323883 1398857 1700182 2150570 2365627 2378695 2647766 2797714 4250455 4714141 4731254 4757390 6619415 6994285 8500910 9428282 11828135 13118477 13238830 13988570 15387427 23570705 23656270 26236954 30774854 47141410 51855551 65592385 76937135 85330277 103711102 131184770 144303247 152475413 153874270 170660554 259277755 288606494 304950826 426651385 518555510 721516235 762377065 853302770 938633047 1443032470 1524754130 1677229543 1877266094 3354459086 4693165235 8386147715 9301000193 9386330470 16772295430 18602000386 46505000965 93010001930 102311002123 204622004246 511555010615 1023110021230