102121010022112 has 24 divisors (see below), whose sum is σ = 201229768595016. Its totient is φ = 51015037045632.

The previous prime is 102121010022107. The next prime is 102121010022133. The reversal of 102121010022112 is 211220010121201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420837423 + ... + 1420909294.

It is an arithmetic number, because the mean of its divisors is an integer number (8384573691459).

Almost surely, 2^{102121010022112} is an apocalyptic number.

It is an amenable number.

102121010022112 is a deficient number, since it is larger than the sum of its proper divisors (99108758572904).

102121010022112 is a wasteful number, since it uses less digits than its factorization.

102121010022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841747850 (or 2841747842 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102121010022112 its reverse (211220010121201), we get a palindrome (313341020143313).

The spelling of 102121010022112 in words is "one hundred two trillion, one hundred twenty-one billion, ten million, twenty-two thousand, one hundred twelve".