321300320232 has 32 divisors (see below), whose sum is σ = 803357827200. Its totient is φ = 107085836544.

The previous prime is 321300320221. The next prime is 321300320333. The reversal of 321300320232 is 232023003123.

It is a junction number, because it is equal to n+sod(n) for n = 321300320199 and 321300320208.

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, 707232 + ... + 1069007.

It is an arithmetic number, because the mean of its divisors is an integer number (25104932100).

Almost surely, 2^321300320232 is an apocalyptic number.

It is an amenable number.

321300320232 is an abundant number, since it is smaller than the sum of its proper divisors (482057506968).

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

321300320232 is a wasteful number, since it uses less digits than its factorization.

321300320232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783785 (or 1783781 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 321300320232 its reverse (232023003123), we get a palindrome (553323323355).

The spelling of 321300320232 in words is "three hundred twenty-one billion, three hundred million, three hundred twenty thousand, two hundred thirty-two".