2315320331999 has 24 divisors (see below), whose sum is σ = 2526158618640. Its totient is φ = 2113980357632.

The previous prime is 2315320331959. The next prime is 2315320332007. The reversal of 2315320331999 is 9991330235132.

It is not a de Polignac number, because 2315320331999 - 2⁸ = 2315320331743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315320331959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6974612 + ... + 7299030.

It is an arithmetic number, because the mean of its divisors is an integer number (105256609110).

Almost surely, 2^{2315320331999} is an apocalyptic number.

2315320331999 is a deficient number, since it is larger than the sum of its proper divisors (210838286641).

2315320331999 is an equidigital number, since it uses as much as digits as its factorization.

2315320331999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324667 (or 324578 counting only the distinct ones).

The product of its (nonzero) digits is 1180980, while the sum is 50.

The spelling of 2315320331999 in words is "two trillion, three hundred fifteen billion, three hundred twenty million, three hundred thirty-one thousand, nine hundred ninety-nine".