100299999 has 8 divisors (see below), whose sum is σ = 134099200. Its totient is φ = 66683736.

The previous prime is 100299961. The next prime is 100300001. The reversal of 100299999 is 999992001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-100299999 is a prime.

It is a Duffinian number.

100299999 is a modest number, since divided by 99999 gives 1002 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100299929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44449 + ... + 46650.

It is an arithmetic number, because the mean of its divisors is an integer number (16762400).

Almost surely, 2^100299999 is an apocalyptic number.

100299999 is a deficient number, since it is larger than the sum of its proper divisors (33799201).

100299999 is an equidigital number, since it uses as much as digits as its factorization.

100299999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91469.

The product of its (nonzero) digits is 118098, while the sum is 48.

The square root of 100299999 is about 10014.9887169183. The cubic root of 100299999 is about 464.6225773137.

The spelling of 100299999 in words is "one hundred million, two hundred ninety-nine thousand, nine hundred ninety-nine".