100921192018 has 8 divisors (see below), whose sum is σ = 152227496880. Its totient is φ = 50178693060.

The previous prime is 100921192003. The next prime is 100921192037. The reversal of 100921192018 is 810291129001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140951028 + ... + 140951743.

It is an arithmetic number, because the mean of its divisors is an integer number (19028437110).

Almost surely, 2^100921192018 is an apocalyptic number.

100921192018 is a deficient number, since it is larger than the sum of its proper divisors (51306304862).

100921192018 is a wasteful number, since it uses less digits than its factorization.

100921192018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281902952.

The product of its (nonzero) digits is 2592, while the sum is 34.

The spelling of 100921192018 in words is "one hundred billion, nine hundred twenty-one million, one hundred ninety-two thousand, eighteen".