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223231001313012 = 223711221962908433
BaseRepresentation
bin110010110000011100000100…
…100010010011111011110100
31002021101200020022002101202220
4302300130010202103323310
5213224404042314004022
62110434523431002340
765006623212346350
oct6260340442237364
91067350208071686
10223231001313012
1165145810691600
12210537b68093b0
139773793063774
143d1a61c274460
151ac1b3d5a785c
hexcb0704893ef4

223231001313012 has 72 divisors (see below), whose sum is σ = 654318968065728. Its totient is φ = 57982078260480.

The previous prime is 223231001313007. The next prime is 223231001313037. The reversal of 223231001313012 is 210313100132322.

It is a super-3 number, since 3×2232310013130123 (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10981444053 + ... + 10981464380.

Almost surely, 2223231001313012 is an apocalyptic number.

223231001313012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223231001313012 is an abundant number, since it is smaller than the sum of its proper divisors (431087966752716).

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

223231001313012 is a wasteful number, since it uses less digits than its factorization.

223231001313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21962908469 (or 21962908456 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 223231001313012 its reverse (210313100132322), we get a palindrome (433544101445334).

The spelling of 223231001313012 in words is "two hundred twenty-three trillion, two hundred thirty-one billion, one million, three hundred thirteen thousand, twelve".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 121 132 154 231 242 308 363 462 484 726 847 924 1452 1694 2541 3388 5082 10164 21962908433 43925816866 65888725299 87851633732 131777450598 153740359031 241591992763 263554901196 307480718062 461221077093 483183985526 614961436124 724775978289 922442154186 966367971052 1449551956578 1691143949341 1844884308372 2657511920393 2899103913156 3382287898682 5073431848023 5315023840786 6764575797364 7972535761179 10146863696046 10630047681572 15945071522358 18602583442751 20293727392092 31890143044716 37205166885502 55807750328253 74410333771004 111615500656506 223231001313012