199889000107 has 2 divisors, whose sum is σ = 199889000108. Its totient is φ = 199889000106.

The previous prime is 199889000023. The next prime is 199889000117. The reversal of 199889000107 is 701000988991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199889000107 - 2²⁷ = 199754782379 is a prime.

It is a super-2 number, since 2×199889000107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (199889000117) 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 as a sum of consecutive naturals, namely, 99944500053 + 99944500054.

It is an arithmetic number, because the mean of its divisors is an integer number (99944500054).

Almost surely, 2^199889000107 is an apocalyptic number.

199889000107 is a deficient number, since it is larger than the sum of its proper divisors (1).

199889000107 is an equidigital number, since it uses as much as digits as its factorization.

199889000107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 52.

The spelling of 199889000107 in words is "one hundred ninety-nine billion, eight hundred eighty-nine million, one hundred seven", and thus it is an aban number.