131302110220122 has 32 divisors (see below), whose sum is σ = 262642418438400. Its totient is φ = 43761004178688.

The previous prime is 131302110220087. The next prime is 131302110220139. The reversal of 131302110220122 is 221022011203131.

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, 1962951654 + ... + 1963018542.

It is an arithmetic number, because the mean of its divisors is an integer number (8207575576200).

Almost surely, 2^{131302110220122} is an apocalyptic number.

131302110220122 is an abundant number, since it is smaller than the sum of its proper divisors (131340308218278).

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

131302110220122 is a wasteful number, since it uses less digits than its factorization.

131302110220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109590.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 131302110220122 its reverse (221022011203131), we get a palindrome (352324121423253).

The spelling of 131302110220122 in words is "one hundred thirty-one trillion, three hundred two billion, one hundred ten million, two hundred twenty thousand, one hundred twenty-two".