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23000221030012 = 221719412931481897
BaseRepresentation
bin1010011101011001010000…
…00000010001011001111100
310000102210120221122021021121
411032230220000101121330
511003313423040430022
6120530053343040324
74562465630012242
oct516545000213174
9100383527567247
1023000221030012
11736838017a946
1226b571b5a00a4
13caabb0852115
1459730664c792
1529d44dbda2c7
hex14eb2801167c

23000221030012 has 96 divisors (see below), whose sum is σ = 46112160790080. Its totient is φ = 9969722081280.

The previous prime is 23000221029979. The next prime is 23000221030019. The reversal of 23000221030012 is 21003012200032.

It is a super-3 number, since 3×230002210300123 (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23000221030019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14779848 + ... + 16261744.

It is an arithmetic number, because the mean of its divisors is an integer number (480335008230).

Almost surely, 223000221030012 is an apocalyptic number.

It is an amenable number.

23000221030012 is an abundant number, since it is smaller than the sum of its proper divisors (23111939760068).

23000221030012 is a wasteful number, since it uses less digits than its factorization.

23000221030012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482271 (or 1482269 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23000221030012 its reverse (21003012200032), we get a palindrome (44003233230044).

The spelling of 23000221030012 in words is "twenty-three trillion, two hundred twenty-one million, thirty thousand, twelve".

Divisors: 1 2 4 17 19 34 38 41 68 76 82 164 293 323 586 646 697 779 1172 1292 1394 1558 2788 3116 4981 5567 9962 11134 12013 13243 19924 22268 24026 26486 48052 52972 94639 189278 204221 228247 378556 408442 456494 816884 912988 1481897 2963794 3880199 5927588 7760398 15520796 25192249 28156043 50384498 56312086 60757777 100768996 112624172 121515554 243031108 434195821 478652731 868391642 957305462 1032882209 1154397763 1736783284 1914610924 2065764418 2308795526 4131528836 4617591052 7381328957 8249720599 14762657914 16499441198 17802028661 19624761971 29525315828 32998882396 35604057322 39249523942 71208114644 78499047884 140245250183 280490500366 302634487237 338238544559 560981000732 605268974474 676477089118 1210537948948 1352954178236 5750055257503 11500110515006 23000221030012