100010191100 has 18 divisors (see below), whose sum is σ = 217022114904. Its totient is φ = 40004076400.

The previous prime is 100010191067. The next prime is 100010191103. The reversal of 100010191100 is 1191010001.

It is a happy number.

100010191100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010191103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500050856 + ... + 500051055.

Almost surely, 2^100010191100 is an apocalyptic number.

100010191100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100010191100 is an abundant number, since it is smaller than the sum of its proper divisors (117011923804).

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

100010191100 is a wasteful number, since it uses less digits than its factorization.

100010191100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000101925 (or 1000101918 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 100010191100 in words is "one hundred billion, ten million, one hundred ninety-one thousand, one hundred".