312332424233213 has 4 divisors (see below), whose sum is σ = 312434861895900. Its totient is φ = 312229986570528.

The previous prime is 312332424233209. The next prime is 312332424233237.

312332424233213 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99135835063204 + 213196589170009 = 9956698^2 + 14601253^2 .

It is a cyclic number.

It is not a de Polignac number, because 312332424233213 - 2² = 312332424233209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312332424263213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51218826770 + ... + 51218832867.

It is an arithmetic number, because the mean of its divisors is an integer number (78108715473975).

Almost surely, 2^{312332424233213} is an apocalyptic number.

It is an amenable number.

312332424233213 is a deficient number, since it is larger than the sum of its proper divisors (102437662687).

312332424233213 is a wasteful number, since it uses less digits than its factorization.

312332424233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102437662686.

The product of its digits is 373248, while the sum is 38.

The spelling of 312332424233213 in words is "three hundred twelve trillion, three hundred thirty-two billion, four hundred twenty-four million, two hundred thirty-three thousand, two hundred thirteen".