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222312312311102 = 21310779910967761
BaseRepresentation
bin110010100011000100011110…
…011001111000110100111110
31002011010211221021122122120122
4302203010132121320310332
5213114331103422423402
62104452511045214542
764553351225566646
oct6243043631706476
91064124837578518
10222312312311102
11649211386a1a92
1220b25747701452
139707c656b8960
143cc7d8ab4b526
151aa7cc0473ca2
hexca311e678d3e

222312312311102 has 16 divisors (see below), whose sum is σ = 362476149768432. Its totient is φ = 101646750990720.

The previous prime is 222312312311077. The next prime is 222312312311119. The reversal of 222312312311102 is 201113213213222.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39955481099 + ... + 39955486662.

It is an arithmetic number, because the mean of its divisors is an integer number (22654759360527).

Almost surely, 2222312312311102 is an apocalyptic number.

222312312311102 is a deficient number, since it is larger than the sum of its proper divisors (140163837457330).

222312312311102 is a wasteful number, since it uses less digits than its factorization.

222312312311102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79910967883.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 222312312311102 its reverse (201113213213222), we get a palindrome (423425525524324).

The spelling of 222312312311102 in words is "two hundred twenty-two trillion, three hundred twelve billion, three hundred twelve million, three hundred eleven thousand, one hundred two".

Divisors: 1 2 13 26 107 214 1391 2782 79910967761 159821935522 1038842580893 2077685161786 8550473550427 17100947100854 111156156155551 222312312311102