121448462942 has 16 divisors (see below), whose sum is σ = 192930463872. Its totient is φ = 57217119960.

The previous prime is 121448462921. The next prime is 121448462951. The reversal of 121448462942 is 249264844121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19699784 + ... + 19705947.

It is an arithmetic number, because the mean of its divisors is an integer number (12058153992).

Almost surely, 2^121448462942 is an apocalyptic number.

121448462942 is a deficient number, since it is larger than the sum of its proper divisors (71482000930).

121448462942 is a wasteful number, since it uses less digits than its factorization.

121448462942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39405823.

The product of its digits is 884736, while the sum is 47.

The spelling of 121448462942 in words is "one hundred twenty-one billion, four hundred forty-eight million, four hundred sixty-two thousand, nine hundred forty-two".