10331232320 has 56 divisors (see below), whose sum is σ = 24633106944. Its totient is φ = 4127141376.

The previous prime is 10331232319. The next prime is 10331232337. The reversal of 10331232320 is 2323213301.

It is a super-2 number, since 2×10331232320² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10331232292 and 10331232301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231329 + ... + 272351.

Almost surely, 2^10331232320 is an apocalyptic number.

10331232320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10331232320 is an abundant number, since it is smaller than the sum of its proper divisors (14301874624).

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

10331232320 is an equidigital number, since it uses as much as digits as its factorization.

10331232320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41827 (or 41817 counting only the distinct ones).

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

Adding to 10331232320 its reverse (2323213301), we get a palindrome (12654445621).

The spelling of 10331232320 in words is "ten billion, three hundred thirty-one million, two hundred thirty-two thousand, three hundred twenty".