312322111320000 has 140 divisors (see below), whose sum is σ = 1032609775579976. Its totient is φ = 83285896320000.

The previous prime is 312322111319843. The next prime is 312322111320029. The reversal of 312322111320000 is 23111223213.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1301222131 + ... + 1301462130.

Almost surely, 2^{312322111320000} is an apocalyptic number.

312322111320000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

312322111320000 is an abundant number, since it is smaller than the sum of its proper divisors (720287664259976).

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

312322111320000 is an equidigital number, since it uses as much as digits as its factorization.

312322111320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602684296 (or 2602684271 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 312322111320000 its reverse (23111223213), we get a palindrome (312345222543213).

The spelling of 312322111320000 in words is "three hundred twelve trillion, three hundred twenty-two billion, one hundred eleven million, three hundred twenty thousand".