121150294872 has 32 divisors (see below), whose sum is σ = 302884369200. Its totient is φ = 40382280704.

The previous prime is 121150294847. The next prime is 121150294901. The reversal of 121150294872 is 278492051121.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1414948 + ... + 1498124.

Almost surely, 2^121150294872 is an apocalyptic number.

121150294872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121150294872 is an abundant number, since it is smaller than the sum of its proper divisors (181734074328).

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

121150294872 is a wasteful number, since it uses less digits than its factorization.

121150294872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143875 (or 143871 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 121150294872 in words is "one hundred twenty-one billion, one hundred fifty million, two hundred ninety-four thousand, eight hundred seventy-two".