101118273921 has 12 divisors (see below), whose sum is σ = 166925404672. Its totient is φ = 57781870776.

The previous prime is 101118273857. The next prime is 101118273953. The reversal of 101118273921 is 129372811101.

It is not a de Polignac number, because 101118273921 - 2⁶ = 101118273857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101118273821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 802525921 + ... + 802526046.

Almost surely, 2^101118273921 is an apocalyptic number.

It is an amenable number.

101118273921 is a deficient number, since it is larger than the sum of its proper divisors (65807130751).

101118273921 is a wasteful number, since it uses less digits than its factorization.

101118273921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605051980 (or 1605051977 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 36.

The spelling of 101118273921 in words is "one hundred one billion, one hundred eighteen million, two hundred seventy-three thousand, nine hundred twenty-one".