121135725084 has 24 divisors (see below), whose sum is σ = 308345482368. Its totient is φ = 36707795440.

The previous prime is 121135725077. The next prime is 121135725127. The reversal of 121135725084 is 480527531121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458847312 + ... + 458847575.

It is an arithmetic number, because the mean of its divisors is an integer number (12847728432).

Almost surely, 2^121135725084 is an apocalyptic number.

It is an amenable number.

121135725084 is an abundant number, since it is smaller than the sum of its proper divisors (187209757284).

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

121135725084 is a wasteful number, since it uses less digits than its factorization.

121135725084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917694905 (or 917694903 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The spelling of 121135725084 in words is "one hundred twenty-one billion, one hundred thirty-five million, seven hundred twenty-five thousand, eighty-four".