122131333000020 has 96 divisors (see below), whose sum is σ = 349926112166400. Its totient is φ = 31810438961280.

The previous prime is 122131333000013. The next prime is 122131333000097. The reversal of 122131333000020 is 20000333131221.

It is a congruent number.

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, 175347855 + ... + 176042985.

It is an arithmetic number, because the mean of its divisors is an integer number (3645063668400).

Almost surely, 2^{122131333000020} is an apocalyptic number.

122131333000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122131333000020 is an abundant number, since it is smaller than the sum of its proper divisors (227794779166380).

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

122131333000020 is a wasteful number, since it uses less digits than its factorization.

122131333000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763285 (or 763283 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 122131333000020 its reverse (20000333131221), we get a palindrome (142131666131241).

The spelling of 122131333000020 in words is "one hundred twenty-two trillion, one hundred thirty-one billion, three hundred thirty-three million, twenty", and thus it is an aban number.