102112111002 has 32 divisors (see below), whose sum is σ = 222838570944. Its totient is φ = 30936326400.

The previous prime is 102112110943. The next prime is 102112111043. The reversal of 102112111002 is 200111211201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141252 + ... + 473472.

It is an arithmetic number, because the mean of its divisors is an integer number (6963705342).

Almost surely, 2^102112111002 is an apocalyptic number.

102112111002 is an abundant number, since it is smaller than the sum of its proper divisors (120726459942).

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

102112111002 is a wasteful number, since it uses less digits than its factorization.

102112111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336894.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102112111002 its reverse (200111211201), we get a palindrome (302223322203).

The spelling of 102112111002 in words is "one hundred two billion, one hundred twelve million, one hundred eleven thousand, two".