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102222221120101 = 3113496143153313
BaseRepresentation
bin10111001111100001110111…
…001011011001001001100101
3111101221100102100101220222101
4113033201313023121021211
5101344302102101320401
61001224123505332101
730350211635043115
oct2717416713311145
9441840370356871
10102222221120101
112a631222992625
12b56b427037031
13450668b5bb954
141b35820a43045
15bc407b97c101
hex5cf8772d9265

102222221120101 has 16 divisors (see below), whose sum is σ = 102862164787200. Its totient is φ = 101584371755520.

The previous prime is 102222221120093. The next prime is 102222221120113. The reversal of 102222221120101 is 101021122222201.

It is a cyclic number.

It is not a de Polignac number, because 102222221120101 - 23 = 102222221120093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102222221129101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666678421 + ... + 666831733.

It is an arithmetic number, because the mean of its divisors is an integer number (6428885299200).

Almost surely, 2102222221120101 is an apocalyptic number.

It is an amenable number.

102222221120101 is a deficient number, since it is larger than the sum of its proper divisors (639943667099).

102222221120101 is a wasteful number, since it uses less digits than its factorization.

102222221120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160116.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102222221120101 its reverse (101021122222201), we get a palindrome (203243343342302).

The spelling of 102222221120101 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, one hundred one".

Divisors: 1 311 349 6143 108539 153313 1910473 2143907 47680343 53506237 666755077 941801759 16640439707 292900347049 328688813891 102222221120101