121102312032120 has 64 divisors (see below), whose sum is σ = 379102889848320. Its totient is φ = 30889865097344.

The previous prime is 121102312032089. The next prime is 121102312032127. The reversal of 121102312032120 is 21230213201121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102312032127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21938821884 + ... + 21938827403.

It is an arithmetic number, because the mean of its divisors is an integer number (5923482653880).

Almost surely, 2^{121102312032120} is an apocalyptic number.

121102312032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121102312032120 is an abundant number, since it is smaller than the sum of its proper divisors (258000577816200).

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

121102312032120 is a wasteful number, since it uses less digits than its factorization.

121102312032120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43877649324 (or 43877649320 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 121102312032120 its reverse (21230213201121), we get a palindrome (142332525233241).

The spelling of 121102312032120 in words is "one hundred twenty-one trillion, one hundred two billion, three hundred twelve million, thirty-two thousand, one hundred twenty".