100102199 has 4 divisors (see below), whose sum is σ = 101473536. Its totient is φ = 98730864.

The previous prime is 100102181. The next prime is 100102207. The reversal of 100102199 is 991201001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100102199 - 2²⁰ = 99053623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100102129) 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 3 ways as a sum of consecutive naturals, for example, 685559 + ... + 685704.

It is an arithmetic number, because the mean of its divisors is an integer number (25368384).

Almost surely, 2^100102199 is an apocalyptic number.

100102199 is a deficient number, since it is larger than the sum of its proper divisors (1371337).

100102199 is an equidigital number, since it uses as much as digits as its factorization.

100102199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371336.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 100102199 is about 10005.1086450873. The cubic root of 100102199 is about 464.3169514379.

The spelling of 100102199 in words is "one hundred million, one hundred two thousand, one hundred ninety-nine".