312402310031022 has 32 divisors (see below), whose sum is σ = 673730270680320. Its totient is φ = 96247181522880.

The previous prime is 312402310030933. The next prime is 312402310031081. The reversal of 312402310031022 is 220130013204213.

It is a junction number, because it is equal to n+sod(n) for n = 312402310030983 and 312402310031001.

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, 33419155578 + ... + 33419164925.

It is an arithmetic number, because the mean of its divisors is an integer number (21054070958760).

Almost surely, 2^{312402310031022} is an apocalyptic number.

312402310031022 is an abundant number, since it is smaller than the sum of its proper divisors (361327960649298).

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

312402310031022 is a wasteful number, since it uses less digits than its factorization.

312402310031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66838320568.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 312402310031022 its reverse (220130013204213), we get a palindrome (532532323235235).

The spelling of 312402310031022 in words is "three hundred twelve trillion, four hundred two billion, three hundred ten million, thirty-one thousand, twenty-two".