100574855921 has 8 divisors (see below), whose sum is σ = 103823779584. Its totient is φ = 97326218160.

The previous prime is 100574855903. The next prime is 100574855939. The reversal of 100574855921 is 129558475001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100574855903) and next prime (100574855939).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100574855921 - 2³⁴ = 83394986737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100574855221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820211 + ... + 934823.

It is an arithmetic number, because the mean of its divisors is an integer number (12977972448).

Almost surely, 2^100574855921 is an apocalyptic number.

It is an amenable number.

100574855921 is a deficient number, since it is larger than the sum of its proper divisors (3248923663).

100574855921 is a wasteful number, since it uses less digits than its factorization.

100574855921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142951.

The product of its (nonzero) digits is 504000, while the sum is 47.

The spelling of 100574855921 in words is "one hundred billion, five hundred seventy-four million, eight hundred fifty-five thousand, nine hundred twenty-one".