2320401232331 has 32 divisors (see below), whose sum is σ = 3062908477440. Its totient is φ = 1706477445504.

The previous prime is 2320401232309. The next prime is 2320401232337. The reversal of 2320401232331 is 1332321040232.

It is a happy number.

It is not a de Polignac number, because 2320401232331 - 2⁶ = 2320401232267 is a prime.

It is a super-2 number, since 2×2320401232331² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2320401232331.

It is not an unprimeable number, because it can be changed into a prime (2320401232337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12569195 + ... + 12752468.

It is an arithmetic number, because the mean of its divisors is an integer number (95715889920).

Almost surely, 2^{2320401232331} is an apocalyptic number.

2320401232331 is a deficient number, since it is larger than the sum of its proper divisors (742507245109).

2320401232331 is a wasteful number, since it uses less digits than its factorization.

2320401232331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25321755.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2320401232331 its reverse (1332321040232), we get a palindrome (3652722272563).

The spelling of 2320401232331 in words is "two trillion, three hundred twenty billion, four hundred one million, two hundred thirty-two thousand, three hundred thirty-one".