312011002032 has 40 divisors (see below), whose sum is σ = 806461768560. Its totient is φ = 103947751680.

The previous prime is 312011001983. The next prime is 312011002063. The reversal of 312011002032 is 230200110213.

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, 1657107 + ... + 1835762.

It is an arithmetic number, because the mean of its divisors is an integer number (20161544214).

Almost surely, 2^312011002032 is an apocalyptic number.

It is an amenable number.

312011002032 is an abundant number, since it is smaller than the sum of its proper divisors (494450766528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312011002032 is a wasteful number, since it uses less digits than its factorization.

312011002032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494741 (or 3494735 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 312011002032 its reverse (230200110213), we get a palindrome (542211112245).

The spelling of 312011002032 in words is "three hundred twelve billion, eleven million, two thousand, thirty-two".