121340112996 has 24 divisors (see below), whose sum is σ = 287114635584. Its totient is φ = 39877032160.

The previous prime is 121340112989. The next prime is 121340112997. The reversal of 121340112996 is 699211043121.

It is not an unprimeable number, because it can be changed into a prime (121340112997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71208135 + ... + 71209838.

It is an arithmetic number, because the mean of its divisors is an integer number (11963109816).

Almost surely, 2^121340112996 is an apocalyptic number.

It is an amenable number.

121340112996 is an abundant number, since it is smaller than the sum of its proper divisors (165774522588).

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

121340112996 is a wasteful number, since it uses less digits than its factorization.

121340112996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142418051 (or 142418049 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 121340112996 in words is "one hundred twenty-one billion, three hundred forty million, one hundred twelve thousand, nine hundred ninety-six".