321311004402068 has 24 divisors (see below), whose sum is σ = 571513860058344. Its totient is φ = 158021345433600.

The previous prime is 321311004402067. The next prime is 321311004402197. The reversal of 321311004402068 is 860204400113123.

It can be written as a sum of positive squares in 4 ways, for example, as 32628749016964 + 288682255385104 = 5712158^2 + 16990652^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321311004402061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91355396 + ... + 94807332.

It is an arithmetic number, because the mean of its divisors is an integer number (23813077502431).

Almost surely, 2^{321311004402068} is an apocalyptic number.

It is an amenable number.

321311004402068 is a deficient number, since it is larger than the sum of its proper divisors (250202855656276).

321311004402068 is a wasteful number, since it uses less digits than its factorization.

321311004402068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3833483 (or 3833481 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 321311004402068 in words is "three hundred twenty-one trillion, three hundred eleven billion, four million, four hundred two thousand, sixty-eight".