321023432234432 has 28 divisors (see below), whose sum is σ = 637371349726176. Its totient is φ = 160425926791680.

The previous prime is 321023432234431. The next prime is 321023432234489. The reversal of 321023432234432 is 234432234320123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321023432234431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340337533 + ... + 1340577020.

Almost surely, 2^{321023432234432} is an apocalyptic number.

321023432234432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321023432234432 is a deficient number, since it is larger than the sum of its proper divisors (316347917491744).

321023432234432 is a wasteful number, since it uses less digits than its factorization.

321023432234432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2680916436 (or 2680916426 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 38.

Adding to 321023432234432 its reverse (234432234320123), we get a palindrome (555455666554555).

The spelling of 321023432234432 in words is "three hundred twenty-one trillion, twenty-three billion, four hundred thirty-two million, two hundred thirty-four thousand, four hundred thirty-two".