320631562321101 has 12 divisors (see below), whose sum is σ = 463134705782112. Its totient is φ = 213754270169736.

The previous prime is 320631562321093. The next prime is 320631562321117. The reversal of 320631562321101 is 101123265136023.

320631562321101 is a `hidden beast` number, since 3 + 2 + 0 + 6 + 3 + 1 + 5 + 623 + 21 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 320631562321101 - 2³ = 320631562321093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320631562321001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13700800 + ... + 28791926.

It is an arithmetic number, because the mean of its divisors is an integer number (38594558815176).

Almost surely, 2^{320631562321101} is an apocalyptic number.

It is an amenable number.

320631562321101 is a deficient number, since it is larger than the sum of its proper divisors (142503143461011).

320631562321101 is a wasteful number, since it uses less digits than its factorization.

320631562321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17451840 (or 17451837 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 320631562321101 in words is "three hundred twenty trillion, six hundred thirty-one billion, five hundred sixty-two million, three hundred twenty-one thousand, one hundred one".