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20210012011000 = 2353724111979853
BaseRepresentation
bin1001001100001100000101…
…00101100011100111111000
32122120001120111010001021101
410212012002211203213320
510122110101033323000
6110552203520221144
74154060636454220
oct446060245434770
978501514101241
1020210012011000
1164920219a7299
122324a0416a7b4
13b37a46937376
144dc253d0b080
15250a9728be6a
hex1261829639f8

20210012011000 has 128 divisors (see below), whose sum is σ = 54271613784960. Its totient is φ = 6900394752000.

The previous prime is 20210012010959. The next prime is 20210012011001. The reversal of 20210012011000 is 11021001202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20210012011001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4302927 + ... + 7676926.

It is an arithmetic number, because the mean of its divisors is an integer number (423996982695).

Almost surely, 220210012011000 is an apocalyptic number.

20210012011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20210012011000 is an abundant number, since it is smaller than the sum of its proper divisors (34061601773960).

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

20210012011000 is a wasteful number, since it uses less digits than its factorization.

20210012011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11980122 (or 11980108 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20210012011000 its reverse (11021001202), we get a palindrome (20221033012202).

The spelling of 20210012011000 in words is "twenty trillion, two hundred ten billion, twelve million, eleven thousand".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 241 250 280 350 482 500 700 875 964 1000 1205 1400 1687 1750 1928 2410 3374 3500 4820 6025 6748 7000 8435 9640 12050 13496 16870 24100 30125 33740 42175 48200 60250 67480 84350 120500 168700 210875 241000 337400 421750 843500 1687000 11979853 23959706 47919412 59899265 83858971 95838824 119798530 167717942 239597060 299496325 335435884 419294855 479194120 598992650 670871768 838589710 1197985300 1497481625 1677179420 2096474275 2395970600 2887144573 2994963250 3354358840 4192948550 5774289146 5989926500 8385897100 10482371375 11548578292 11979853000 14435722865 16771794200 20210012011 20964742750 23097156584 28871445730 40420024022 41929485500 57742891460 72178614325 80840048044 83858971000 101050060055 115485782920 144357228650 161680096088 202100120110 288714457300 360893071625 404200240220 505250300275 577428914600 721786143250 808400480440 1010500600550 1443572286500 2021001201100 2526251501375 2887144573000 4042002402200 5052503002750 10105006005500 20210012011000