313301013221021 has 8 divisors (see below), whose sum is σ = 358131091735680. Its totient is φ = 268489132434288.

The previous prime is 313301013220967. The next prime is 313301013221033. The reversal of 313301013221021 is 120122310103313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313301013221021 - 2²² = 313301009026717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313301013221081) 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, 4549395086 + ... + 4549463951.

It is an arithmetic number, because the mean of its divisors is an integer number (44766386466960).

Almost surely, 2^{313301013221021} is an apocalyptic number.

It is an amenable number.

313301013221021 is a deficient number, since it is larger than the sum of its proper divisors (44830078514659).

313301013221021 is an equidigital number, since it uses as much as digits as its factorization.

313301013221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9098863963.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 313301013221021 its reverse (120122310103313), we get a palindrome (433423323324334).

The spelling of 313301013221021 in words is "three hundred thirteen trillion, three hundred one billion, thirteen million, two hundred twenty-one thousand, twenty-one".