121123113100122 has 32 divisors (see below), whose sum is σ = 286399479254400. Its totient is φ = 33413272579008.

The previous prime is 121123113100109. The next prime is 121123113100163. The reversal of 121123113100122 is 221001311321121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49722130597 + ... + 49722133032.

It is an arithmetic number, because the mean of its divisors is an integer number (8949983726700).

Almost surely, 2^{121123113100122} is an apocalyptic number.

121123113100122 is an abundant number, since it is smaller than the sum of its proper divisors (165276366154278).

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

121123113100122 is a wasteful number, since it uses less digits than its factorization.

121123113100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99444263670.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 121123113100122 its reverse (221001311321121), we get a palindrome (342124424421243).

The spelling of 121123113100122 in words is "one hundred twenty-one trillion, one hundred twenty-three billion, one hundred thirteen million, one hundred thousand, one hundred twenty-two".