100327672921 has 12 divisors (see below), whose sum is σ = 117798433488. Its totient is φ = 85191450792.

The previous prime is 100327672891. The next prime is 100327672927. The reversal of 100327672921 is 129276723001.

It is not a de Polignac number, because 100327672921 - 2²³ = 100319284313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100327672927) 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, 9562531 + ... + 9573016.

It is an arithmetic number, because the mean of its divisors is an integer number (9816536124).

Almost surely, 2^100327672921 is an apocalyptic number.

It is an amenable number.

100327672921 is a deficient number, since it is larger than the sum of its proper divisors (17470760567).

100327672921 is a wasteful number, since it uses less digits than its factorization.

100327672921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19135668 (or 19135661 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The spelling of 100327672921 in words is "one hundred billion, three hundred twenty-seven million, six hundred seventy-two thousand, nine hundred twenty-one".