121199384624 has 40 divisors (see below), whose sum is σ = 237298957728. Its totient is φ = 59961231360.

The previous prime is 121199384611. The next prime is 121199384731. The reversal of 121199384624 is 426483991121.

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, 11822669 + ... + 11832915.

Almost surely, 2^121199384624 is an apocalyptic number.

It is an amenable number.

121199384624 is a deficient number, since it is larger than the sum of its proper divisors (116099573104).

121199384624 is a wasteful number, since it uses less digits than its factorization.

121199384624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17973 (or 17967 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The spelling of 121199384624 in words is "one hundred twenty-one billion, one hundred ninety-nine million, three hundred eighty-four thousand, six hundred twenty-four".