199012109120 has 56 divisors (see below), whose sum is σ = 516979192608. Its totient is φ = 72368038400.

The previous prime is 199012109119. The next prime is 199012109141. The reversal of 199012109120 is 21901210991.

199012109120 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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28265246 + ... + 28272285.

Almost surely, 2^199012109120 is an apocalyptic number.

199012109120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199012109120 is an abundant number, since it is smaller than the sum of its proper divisors (317967083488).

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

199012109120 is a wasteful number, since it uses less digits than its factorization.

199012109120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56537559 (or 56537549 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 199012109120 in words is "one hundred ninety-nine billion, twelve million, one hundred nine thousand, one hundred twenty".