121524020425121 has 32 divisors (see below), whose sum is σ = 132464596295808. Its totient is φ = 111050818278400.

The previous prime is 121524020425111. The next prime is 121524020425139.

121524020425121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 121524020425121 - 2¹⁰ = 121524020424097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121524020425111) 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 31 ways as a sum of consecutive naturals, for example, 181941650 + ... + 182608356.

It is an arithmetic number, because the mean of its divisors is an integer number (4139518634244).

Almost surely, 2^{121524020425121} is an apocalyptic number.

It is an amenable number.

121524020425121 is a deficient number, since it is larger than the sum of its proper divisors (10940575870687).

121524020425121 is a wasteful number, since it uses less digits than its factorization.

121524020425121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668881.

The product of its (nonzero) digits is 12800, while the sum is 32.

The spelling of 121524020425121 in words is "one hundred twenty-one trillion, five hundred twenty-four billion, twenty million, four hundred twenty-five thousand, one hundred twenty-one".