323020403320 has 32 divisors (see below), whose sum is σ = 733227739920. Its totient is φ = 128064724480.

The previous prime is 323020403311. The next prime is 323020403467. The reversal of 323020403320 is 23304020323.

It is a super-2 number, since 2×323020403320² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323020403291 and 323020403300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35727826 + ... + 35736865.

Almost surely, 2^323020403320 is an apocalyptic number.

It is an amenable number.

323020403320 is an abundant number, since it is smaller than the sum of its proper divisors (410207336600).

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

323020403320 is a wasteful number, since it uses less digits than its factorization.

323020403320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71464815 (or 71464811 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 323020403320 its reverse (23304020323), we get a palindrome (346324423643).

The spelling of 323020403320 in words is "three hundred twenty-three billion, twenty million, four hundred three thousand, three hundred twenty".