312231300332 has 24 divisors (see below), whose sum is σ = 637749041664. Its totient is φ = 130966319952.

The previous prime is 312231300331. The next prime is 312231300347. The reversal of 312231300332 is 233003132213.

It is a junction number, because it is equal to n+sod(n) for n = 312231300298 and 312231300307.

It is not an unprimeable number, because it can be changed into a prime (312231300331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118627598 + ... + 118630229.

It is an arithmetic number, because the mean of its divisors is an integer number (26572876736).

Almost surely, 2^312231300332 is an apocalyptic number.

It is an amenable number.

312231300332 is an abundant number, since it is smaller than the sum of its proper divisors (325517741332).

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

312231300332 is a wasteful number, since it uses less digits than its factorization.

312231300332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237257885 (or 237257883 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 312231300332 its reverse (233003132213), we get a palindrome (545234432545).

The spelling of 312231300332 in words is "three hundred twelve billion, two hundred thirty-one million, three hundred thousand, three hundred thirty-two".