99099099099 has 144 divisors (see below), whose sum is σ = 195585254592. Its totient is φ = 47044800000.

The previous prime is 99099099091. The next prime is 99099099103.

99099099099 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 99099099099 - 2³ = 99099099091 is a prime.

It is a super-2 number, since 2×99099099099² (a number of 23 digits) contains 22 as substring.

99099099099 is a modest number, since divided by 99099099 gives 99 as remainder.

It is not an unprimeable number, because it can be changed into a prime (99099099091) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10004049 + ... + 10013949.

Almost surely, 2^99099099099 is an apocalyptic number.

99099099099 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

99099099099 is a deficient number, since it is larger than the sum of its proper divisors (96486155493).

99099099099 is a wasteful number, since it uses less digits than its factorization.

99099099099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050 (or 10036 counting only the distinct ones).

The product of its (nonzero) digits is 43046721, while the sum is 72.

The spelling of 99099099099 in words is "ninety-nine billion, ninety-nine million, ninety-nine thousand, ninety-nine".