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102111112010011 = 13591311291178713
BaseRepresentation
bin10111001101111010011000…
…100011110001100100011011
3111101112201121222000022120211
4113031322120203301210123
5101340442024133310021
61001101110335431551
730336166355144416
oct2715723043614433
9441481558008524
10102111112010011
112a599096775705
12b5519989855b7
1344c90623a15b0
141b302c042cb7d
15bc12272ee3e1
hex5cde988f191b

102111112010011 has 32 divisors (see below), whose sum is σ = 112693461027840. Its totient is φ = 91943235321600.

The previous prime is 102111112009943. The next prime is 102111112010143. The reversal of 102111112010011 is 110010211111201.

It is not a de Polignac number, because 102111112010011 - 231 = 102108964526363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102111112009973 and 102111112010000.

It is not an unprimeable number, because it can be changed into a prime (102111112010911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1297219191 + ... + 1297297903.

It is an arithmetic number, because the mean of its divisors is an integer number (3521670657120).

Almost surely, 2102111112010011 is an apocalyptic number.

102111112010011 is a deficient number, since it is larger than the sum of its proper divisors (10582349017829).

102111112010011 is a wasteful number, since it uses less digits than its factorization.

102111112010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91827.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 102111112010011 its reverse (110010211111201), we get a palindrome (212121323121212).

The spelling of 102111112010011 in words is "one hundred two trillion, one hundred eleven billion, one hundred twelve million, ten thousand, eleven".

Divisors: 1 13 59 131 767 1703 7729 12911 78713 100477 167843 761749 1023269 1691341 4644067 9902737 10311403 21987433 60372871 99789119 134048239 608372777 1016263543 1297258547 7908846101 13211426059 59959549037 133130524133 779474137481 1730696813729 7854700923847 102111112010011