312332424013421 has 16 divisors (see below), whose sum is σ = 357392035467264. Its totient is φ = 267383133888624.

The previous prime is 312332424013381. The next prime is 312332424013427. The reversal of 312332424013421 is 124310424233213.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 312332424013421 - 2³⁸ = 312057546106477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312332424013427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19191446 + ... + 31511528.

It is an arithmetic number, because the mean of its divisors is an integer number (22337002216704).

Almost surely, 2^{312332424013421} is an apocalyptic number.

It is an amenable number.

312332424013421 is a deficient number, since it is larger than the sum of its proper divisors (45059611453843).

312332424013421 is a wasteful number, since it uses less digits than its factorization.

312332424013421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12324560.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 312332424013421 its reverse (124310424233213), we get a palindrome (436642848246634).

The spelling of 312332424013421 in words is "three hundred twelve trillion, three hundred thirty-two billion, four hundred twenty-four million, thirteen thousand, four hundred twenty-one".