313332321421420 has 96 divisors (see below), whose sum is σ = 763255334919168. Its totient is φ = 105820115081472.

The previous prime is 313332321421397. The next prime is 313332321421489. The reversal of 313332321421420 is 24124123233313.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213630289 + ... + 215091991.

It is an arithmetic number, because the mean of its divisors is an integer number (7950576405408).

Almost surely, 2^{313332321421420} is an apocalyptic number.

It is an amenable number.

313332321421420 is an abundant number, since it is smaller than the sum of its proper divisors (449923013497748).

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

313332321421420 is a wasteful number, since it uses less digits than its factorization.

313332321421420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484639 (or 1484637 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 313332321421420 its reverse (24124123233313), we get a palindrome (337456444654733).

The spelling of 313332321421420 in words is "three hundred thirteen trillion, three hundred thirty-two billion, three hundred twenty-one million, four hundred twenty-one thousand, four hundred twenty".