312323010331 has 4 divisors (see below), whose sum is σ = 312409029664. Its totient is φ = 312236991000.

The previous prime is 312323010319. The next prime is 312323010397. The reversal of 312323010331 is 133010323213.

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

It is a cyclic number.

It is not a de Polignac number, because 312323010331 - 2⁵ = 312323010299 is a prime.

It is a super-2 number, since 2×312323010331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312323010431) 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, 43004220 + ... + 43011481.

It is an arithmetic number, because the mean of its divisors is an integer number (78102257416).

Almost surely, 2^312323010331 is an apocalyptic number.

312323010331 is a deficient number, since it is larger than the sum of its proper divisors (86019333).

312323010331 is an equidigital number, since it uses as much as digits as its factorization.

312323010331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86019332.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 312323010331 its reverse (133010323213), we get a palindrome (445333333544).

The spelling of 312323010331 in words is "three hundred twelve billion, three hundred twenty-three million, ten thousand, three hundred thirty-one".