102312242542532 has 36 divisors (see below), whose sum is σ = 196804603092720. Its totient is φ = 46505208338160.

The previous prime is 102312242542507. The next prime is 102312242542553. The reversal of 102312242542532 is 235245242213201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68525219 + ... + 70002357.

Almost surely, 2^{102312242542532} is an apocalyptic number.

It is an amenable number.

102312242542532 is a deficient number, since it is larger than the sum of its proper divisors (94492360550188).

102312242542532 is a wasteful number, since it uses less digits than its factorization.

102312242542532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620272 (or 1620259 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 102312242542532 its reverse (235245242213201), we get a palindrome (337557484755733).

The spelling of 102312242542532 in words is "one hundred two trillion, three hundred twelve billion, two hundred forty-two million, five hundred forty-two thousand, five hundred thirty-two".