101121662956 has 24 divisors (see below), whose sum is σ = 177946844544. Its totient is φ = 50280193920.

The previous prime is 101121662947. The next prime is 101121662977. The reversal of 101121662956 is 659266121101.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 779136 + ... + 899608.

It is an arithmetic number, because the mean of its divisors is an integer number (7414451856).

Almost surely, 2^101121662956 is an apocalyptic number.

It is an amenable number.

101121662956 is a deficient number, since it is larger than the sum of its proper divisors (76825181588).

101121662956 is a wasteful number, since it uses less digits than its factorization.

101121662956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121641 (or 121639 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 101121662956 in words is "one hundred one billion, one hundred twenty-one million, six hundred sixty-two thousand, nine hundred fifty-six".