99099120 has 160 divisors (see below), whose sum is σ = 329764608. Its totient is φ = 24530944.

The previous prime is 99099113. The next prime is 99099149. The reversal of 99099120 is 2199099.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436447 + ... + 436673.

Almost surely, 2^99099120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99099120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164882304).

99099120 is an abundant number, since it is smaller than the sum of its proper divisors (230665488).

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

99099120 is a wasteful number, since it uses less digits than its factorization.

99099120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 39.

The square root of 99099120 is about 9954.8540923511. The cubic root of 99099120 is about 462.7608385002.

The spelling of 99099120 in words is "ninety-nine million, ninety-nine thousand, one hundred twenty".