315112321502 has 48 divisors (see below), whose sum is σ = 526199054976. Its totient is φ = 141400947600.

The previous prime is 315112321483. The next prime is 315112321523. The reversal of 315112321502 is 205123211513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30746543 + ... + 30756789.

It is an arithmetic number, because the mean of its divisors is an integer number (10962480312).

Almost surely, 2^315112321502 is an apocalyptic number.

315112321502 is a deficient number, since it is larger than the sum of its proper divisors (211086733474).

315112321502 is a wasteful number, since it uses less digits than its factorization.

315112321502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11885 (or 11874 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 315112321502 in words is "three hundred fifteen billion, one hundred twelve million, three hundred twenty-one thousand, five hundred two".