131121152035122 has 32 divisors (see below), whose sum is σ = 262645912368000. Its totient is φ = 43639831399808.

The previous prime is 131121152035103. The next prime is 131121152035127. The reversal of 131121152035122 is 221530251121131.

It is a super-2 number, since 2×131121152035122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131121152035122.

It is not an unprimeable number, because it can be changed into a prime (131121152035127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4661443 + ... + 16851449.

It is an arithmetic number, because the mean of its divisors is an integer number (8207684761500).

Almost surely, 2^{131121152035122} is an apocalyptic number.

131121152035122 is an abundant number, since it is smaller than the sum of its proper divisors (131524760332878).

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

131121152035122 is a wasteful number, since it uses less digits than its factorization.

131121152035122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12192770.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 131121152035122 in words is "one hundred thirty-one trillion, one hundred twenty-one billion, one hundred fifty-two million, thirty-five thousand, one hundred twenty-two".