101000000199 has 32 divisors (see below), whose sum is σ = 157821221376. Its totient is φ = 56248519680.

The previous prime is 101000000137. The next prime is 101000000219. The reversal of 101000000199 is 991000000101.

It is not a de Polignac number, because 101000000199 - 2⁷ = 101000000071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101000000099) 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 31 ways as a sum of consecutive naturals, for example, 781164 + ... + 901230.

It is an arithmetic number, because the mean of its divisors is an integer number (4931913168).

Almost surely, 2^101000000199 is an apocalyptic number.

101000000199 is a deficient number, since it is larger than the sum of its proper divisors (56821221177).

101000000199 is a wasteful number, since it uses less digits than its factorization.

101000000199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121095.

The product of its (nonzero) digits is 81, while the sum is 21.

The spelling of 101000000199 in words is "one hundred one billion, one hundred ninety-nine", and thus it is an aban number.