121102120204 has 12 divisors (see below), whose sum is σ = 228230918944. Its totient is φ = 55893286224.

The previous prime is 121102120189. The next prime is 121102120253. The reversal of 121102120204 is 402021201121.

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 3 ways as a sum of consecutive naturals, for example, 1164443412 + ... + 1164443515.

Almost surely, 2^121102120204 is an apocalyptic number.

It is an amenable number.

121102120204 is a deficient number, since it is larger than the sum of its proper divisors (107128798740).

121102120204 is a wasteful number, since it uses less digits than its factorization.

121102120204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328886944 (or 2328886942 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121102120204 its reverse (402021201121), we get a palindrome (523123321325).

The spelling of 121102120204 in words is "one hundred twenty-one billion, one hundred two million, one hundred twenty thousand, two hundred four".