121333143992 has 16 divisors (see below), whose sum is σ = 227683575960. Its totient is φ = 60617523744.

The previous prime is 121333143983. The next prime is 121333144003. The reversal of 121333143992 is 299341333121.

121333143992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6120518 + ... + 6140309.

Almost surely, 2^121333143992 is an apocalyptic number.

It is an amenable number.

121333143992 is a deficient number, since it is larger than the sum of its proper divisors (106350431968).

121333143992 is a wasteful number, since it uses less digits than its factorization.

121333143992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12262070 (or 12262066 counting only the distinct ones).

The product of its digits is 104976, while the sum is 41.

The spelling of 121333143992 in words is "one hundred twenty-one billion, three hundred thirty-three million, one hundred forty-three thousand, nine hundred ninety-two".