312422132028 has 48 divisors (see below), whose sum is σ = 744985472000. Its totient is φ = 101879114688.

The previous prime is 312422132003. The next prime is 312422132039. The reversal of 312422132028 is 820231224213.

It is a junction number, because it is equal to n+sod(n) for n = 312422131986 and 312422132004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1408408 + ... + 1615071.

Almost surely, 2^312422132028 is an apocalyptic number.

It is an amenable number.

312422132028 is an abundant number, since it is smaller than the sum of its proper divisors (432563339972).

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

312422132028 is a wasteful number, since it uses less digits than its factorization.

312422132028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023674 (or 3023672 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 312422132028 in words is "three hundred twelve billion, four hundred twenty-two million, one hundred thirty-two thousand, twenty-eight".