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102222100122111 = 3211358011124679
BaseRepresentation
bin10111001111100001101111…
…111101110100100111111111
3111101221100002220201120221100
4113033201233331310213333
5101344301330112401421
61001224103504104143
730350205635424234
oct2717415775644777
9441840086646840
10102222100122111
112a631170659a92
12b56b3b2605053
13450666c5056c8
141b3580c94778b
15bc407102ac26
hex5cf86ff749ff

102222100122111 has 6 divisors (see below), whose sum is σ = 147654144620840. Its totient is φ = 68148066748068.

The previous prime is 102222100122047. The next prime is 102222100122167. The reversal of 102222100122111 is 111221001222201.

102222100122111 is a `hidden beast` number, since 1 + 0 + 222 + 210 + 0 + 1 + 221 + 11 = 666.

It is not a de Polignac number, because 102222100122111 - 26 = 102222100122047 is a prime.

It is a super-2 number, since 2×1022221001221112 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102222100127111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5679005562331 + ... + 5679005562348.

Almost surely, 2102222100122111 is an apocalyptic number.

102222100122111 is a deficient number, since it is larger than the sum of its proper divisors (45432044498729).

102222100122111 is a wasteful number, since it uses less digits than its factorization.

102222100122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11358011124685 (or 11358011124682 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102222100122111 its reverse (111221001222201), we get a palindrome (213443101344312).

The spelling of 102222100122111 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred million, one hundred twenty-two thousand, one hundred eleven".

Divisors: 1 3 9 11358011124679 34074033374037 102222100122111