321231333340204 has 12 divisors (see below), whose sum is σ = 642462666680464. Its totient is φ = 137670571431504.

The previous prime is 321231333340163. The next prime is 321231333340259. The reversal of 321231333340204 is 402043333132123.

It is a happy number.

321231333340204 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 321231333340204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5736273809619 + ... + 5736273809674.

Almost surely, 2^{321231333340204} is an apocalyptic number.

It is an amenable number.

321231333340204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

321231333340204 is a wasteful number, since it uses less digits than its factorization.

321231333340204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11472547619304 (or 11472547619302 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 321231333340204 its reverse (402043333132123), we get a palindrome (723274666472327).

The spelling of 321231333340204 in words is "three hundred twenty-one trillion, two hundred thirty-one billion, three hundred thirty-three million, three hundred forty thousand, two hundred four".