320123233320 has 128 divisors (see below), whose sum is σ = 1047837168000. Its totient is φ = 77593697280.

The previous prime is 320123233291. The next prime is 320123233337. The reversal of 320123233320 is 23332321023.

It is a super-2 number, since 2×320123233320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11059026 + ... + 11087934.

It is an arithmetic number, because the mean of its divisors is an integer number (8186227875).

Almost surely, 2^320123233320 is an apocalyptic number.

320123233320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320123233320 is an abundant number, since it is smaller than the sum of its proper divisors (727713934680).

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

320123233320 is a wasteful number, since it uses less digits than its factorization.

320123233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37323 (or 37319 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 320123233320 its reverse (23332321023), we get a palindrome (343455554343).

The spelling of 320123233320 in words is "three hundred twenty billion, one hundred twenty-three million, two hundred thirty-three thousand, three hundred twenty".