321213122212032 has 42 divisors (see below), whose sum is σ = 920699418008708. Its totient is φ = 107071040737152.

The previous prime is 321213122212013. The next prime is 321213122212067. The reversal of 321213122212032 is 230212221312123.

321213122212032 is a `hidden beast` number, since 3 + 2 + 121 + 312 + 2 + 21 + 203 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 321213122211987 and 321213122212005.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278830834678 + ... + 278830835829.

Almost surely, 2^{321213122212032} is an apocalyptic number.

321213122212032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321213122212032 is an abundant number, since it is smaller than the sum of its proper divisors (599486295796676).

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

321213122212032 is a wasteful number, since it uses less digits than its factorization.

321213122212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557661670525 (or 557661670512 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 321213122212032 its reverse (230212221312123), we get a palindrome (551425343524155).

The spelling of 321213122212032 in words is "three hundred twenty-one trillion, two hundred thirteen billion, one hundred twenty-two million, two hundred twelve thousand, thirty-two".