99099100 has 36 divisors (see below), whose sum is σ = 215626824. Its totient is φ = 39532480.

The previous prime is 99099089. The next prime is 99099107. The reversal of 99099100 is 199099.

It is a self number, because there is not a number n which added to its sum of digits gives 99099100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99099107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43182 + ... + 45418.

It is an arithmetic number, because the mean of its divisors is an integer number (5989634).

Almost surely, 2^99099100 is an apocalyptic number.

It is an amenable number.

99099100 is an abundant number, since it is smaller than the sum of its proper divisors (116527724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99099100 is a wasteful number, since it uses less digits than its factorization.

99099100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694 (or 2687 counting only the distinct ones).

The product of its (nonzero) digits is 6561, while the sum is 37.

The square root of 99099100 is about 9954.8530878160. The cubic root of 99099100 is about 462.7608073690.

It can be divided in two parts, 99099 and 100, that added together give a palindrome (99199).

The spelling of 99099100 in words is "ninety-nine million, ninety-nine thousand, one hundred".