190919110100 has 36 divisors (see below), whose sum is σ = 414611733984. Its totient is φ = 76309162080.

The previous prime is 190919110099. The next prime is 190919110177. The reversal of 190919110100 is 1011919091.

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, 599672 + ... + 861071.

Almost surely, 2^190919110100 is an apocalyptic number.

190919110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190919110100 is an abundant number, since it is smaller than the sum of its proper divisors (223692623884).

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

190919110100 is a wasteful number, since it uses less digits than its factorization.

190919110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462064 (or 1462057 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 32.

The spelling of 190919110100 in words is "one hundred ninety billion, nine hundred nineteen million, one hundred ten thousand, one hundred".