199122093842 has 32 divisors (see below), whose sum is σ = 353171145600. Its totient is φ = 82384098048.

The previous prime is 199122093829. The next prime is 199122093847. The reversal of 199122093842 is 248390221991.

199122093842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (199122093847) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3368513 + ... + 3427115.

It is an arithmetic number, because the mean of its divisors is an integer number (11036598300).

Almost surely, 2^199122093842 is an apocalyptic number.

199122093842 is a deficient number, since it is larger than the sum of its proper divisors (154049051758).

199122093842 is a wasteful number, since it uses less digits than its factorization.

199122093842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67010.

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 199122093842 in words is "one hundred ninety-nine billion, one hundred twenty-two million, ninety-three thousand, eight hundred forty-two".