102111110111112 has 32 divisors (see below), whose sum is σ = 256600458062880. Its totient is φ = 33860678999040.

The previous prime is 102111110111089. The next prime is 102111110111159. The reversal of 102111110111112 is 211111011111201.

It is a happy number.

102111110111112 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 102111110111091 and 102111110111100.

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, 11022351814 + ... + 11022361077.

It is an arithmetic number, because the mean of its divisors is an integer number (8018764314465).

Almost surely, 2^{102111110111112} is an apocalyptic number.

102111110111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102111110111112 is an abundant number, since it is smaller than the sum of its proper divisors (154489347951768).

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

102111110111112 is a wasteful number, since it uses less digits than its factorization.

102111110111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22044713093 (or 22044713089 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 15.

Adding to 102111110111112 its reverse (211111011111201), we get a palindrome (313222121222313).

The spelling of 102111110111112 in words is "one hundred two trillion, one hundred eleven billion, one hundred ten million, one hundred eleven thousand, one hundred twelve".