199099100092 has 24 divisors (see below), whose sum is σ = 358415023680. Its totient is φ = 96715127040.

The previous prime is 199099100077. The next prime is 199099100093. The reversal of 199099100092 is 290001990991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199099100093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500593 + ... + 2578984.

It is an arithmetic number, because the mean of its divisors is an integer number (14933959320).

Almost surely, 2^199099100092 is an apocalyptic number.

It is an amenable number.

199099100092 is a deficient number, since it is larger than the sum of its proper divisors (159315923588).

199099100092 is a wasteful number, since it uses less digits than its factorization.

199099100092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5079861 (or 5079859 counting only the distinct ones).

The product of its (nonzero) digits is 118098, while the sum is 49.

The spelling of 199099100092 in words is "one hundred ninety-nine billion, ninety-nine million, one hundred thousand, ninety-two".