321401304133112 has 64 divisors (see below), whose sum is σ = 688836249792000. Its totient is φ = 137719584821376.

The previous prime is 321401304133097. The next prime is 321401304133141. The reversal of 321401304133112 is 211331403104123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12866847839 + ... + 12866872817.

It is an arithmetic number, because the mean of its divisors is an integer number (10763066403000).

Almost surely, 2^{321401304133112} is an apocalyptic number.

It is an amenable number.

321401304133112 is an abundant number, since it is smaller than the sum of its proper divisors (367434945658888).

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

321401304133112 is a wasteful number, since it uses less digits than its factorization.

321401304133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55548 (or 55544 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 321401304133112 its reverse (211331403104123), we get a palindrome (532732707237235).

The spelling of 321401304133112 in words is "three hundred twenty-one trillion, four hundred one billion, three hundred four million, one hundred thirty-three thousand, one hundred twelve".