102112013331242 has 16 divisors (see below), whose sum is σ = 161233436052960. Its totient is φ = 48367666024272.

The previous prime is 102112013331227. The next prime is 102112013331277. The reversal of 102112013331242 is 242133310211201.

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, 31268408 + ... + 34379315.

It is an arithmetic number, because the mean of its divisors is an integer number (10077089753310).

Almost surely, 2^{102112013331242} is an apocalyptic number.

102112013331242 is a deficient number, since it is larger than the sum of its proper divisors (59121422721718).

102112013331242 is a wasteful number, since it uses less digits than its factorization.

102112013331242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65688677.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 102112013331242 its reverse (242133310211201), we get a palindrome (344245323542443).

The spelling of 102112013331242 in words is "one hundred two trillion, one hundred twelve billion, thirteen million, three hundred thirty-one thousand, two hundred forty-two".