102052191323912 has 16 divisors (see below), whose sum is σ = 191656982907600. Its totient is φ = 50943662548560.

The previous prime is 102052191323911. The next prime is 102052191323959. The reversal of 102052191323912 is 219323191250201.

It is a self number, because there is not a number n which added to its sum of digits gives 102052191323912.

It is not an unprimeable number, because it can be changed into a prime (102052191323911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10304133914 + ... + 10304143817.

It is an arithmetic number, because the mean of its divisors is an integer number (11978561431725).

Almost surely, 2^{102052191323912} is an apocalyptic number.

It is an amenable number.

102052191323912 is a deficient number, since it is larger than the sum of its proper divisors (89604791583688).

102052191323912 is a wasteful number, since it uses less digits than its factorization.

102052191323912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20608278356 (or 20608278352 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The spelling of 102052191323912 in words is "one hundred two trillion, fifty-two billion, one hundred ninety-one million, three hundred twenty-three thousand, nine hundred twelve".