100190911100 has 36 divisors (see below), whose sum is σ = 248473461264. Its totient is φ = 34351169280.

The previous prime is 100190911043. The next prime is 100190911123. The reversal of 100190911100 is 1119091001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71564237 + ... + 71565636.

Almost surely, 2^100190911100 is an apocalyptic number.

100190911100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100190911100 is an abundant number, since it is smaller than the sum of its proper divisors (148282550164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100190911100 is a wasteful number, since it uses less digits than its factorization.

100190911100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143129894 (or 143129887 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 100190911100 in words is "one hundred billion, one hundred ninety million, nine hundred eleven thousand, one hundred".