320011322232 has 32 divisors (see below), whose sum is σ = 914318064000. Its totient is φ = 91431806304.

The previous prime is 320011322219. The next prime is 320011322243. The reversal of 320011322232 is 232223110023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 320011322199 and 320011322208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952414482 + ... + 952414817.

It is an arithmetic number, because the mean of its divisors is an integer number (28572439500).

Almost surely, 2^320011322232 is an apocalyptic number.

It is an amenable number.

320011322232 is an abundant number, since it is smaller than the sum of its proper divisors (594306741768).

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

320011322232 is a wasteful number, since it uses less digits than its factorization.

320011322232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904829315 (or 1904829311 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 320011322232 its reverse (232223110023), we get a palindrome (552234432255).

The spelling of 320011322232 in words is "three hundred twenty billion, eleven million, three hundred twenty-two thousand, two hundred thirty-two".