121037548272 has 80 divisors (see below), whose sum is σ = 323250977280. Its totient is φ = 39001245696.

The previous prime is 121037548237. The next prime is 121037548297. The reversal of 121037548272 is 272845730121.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 102072 + ... + 502487.

It is an arithmetic number, because the mean of its divisors is an integer number (4040637216).

Almost surely, 2^121037548272 is an apocalyptic number.

121037548272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121037548272 is an abundant number, since it is smaller than the sum of its proper divisors (202213429008).

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

121037548272 is a wasteful number, since it uses less digits than its factorization.

121037548272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604710 (or 604704 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 121037548272 in words is "one hundred twenty-one billion, thirty-seven million, five hundred forty-eight thousand, two hundred seventy-two".