2321015111320 has 32 divisors (see below), whose sum is σ = 5222339982720. Its totient is φ = 928396092160.

The previous prime is 2321015111287. The next prime is 2321015111381. The reversal of 2321015111320 is 231115101232.

It is a super-2 number, since 2×2321015111320² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2321015111291 and 2321015111300.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4317369 + ... + 4825111.

It is an arithmetic number, because the mean of its divisors is an integer number (163198124460).

Almost surely, 2^{2321015111320} is an apocalyptic number.

2321015111320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321015111320 is an abundant number, since it is smaller than the sum of its proper divisors (2901324871400).

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

2321015111320 is a wasteful number, since it uses less digits than its factorization.

2321015111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622035 (or 622031 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The spelling of 2321015111320 in words is "two trillion, three hundred twenty-one billion, fifteen million, one hundred eleven thousand, three hundred twenty".