2321300320031 has 20 divisors (see below), whose sum is σ = 2954206476264. Its totient is φ = 1808805423600.

The previous prime is 2321300320021. The next prime is 2321300320043. The reversal of 2321300320031 is 1300230031232.

It is not a de Polignac number, because 2321300320031 - 2⁶ = 2321300319967 is a prime.

It is a super-2 number, since 2×2321300320031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2321300319985 and 2321300320012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321300320021) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43919300 + ... + 43972121.

Almost surely, 2^{2321300320031} is an apocalyptic number.

2321300320031 is a deficient number, since it is larger than the sum of its proper divisors (632906156233).

2321300320031 is an frugal number, since it uses more digits than its factorization.

2321300320031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87891460 (or 87891439 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2321300320031 its reverse (1300230031232), we get a palindrome (3621530351263).

The spelling of 2321300320031 in words is "two trillion, three hundred twenty-one billion, three hundred million, three hundred twenty thousand, thirty-one".