99000900900099 has 32 divisors (see below), whose sum is σ = 164325819694080. Its totient is φ = 58378909615200.

The previous prime is 99000900900089. The next prime is 99000900900127.

99000900900099 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 99000900900099 - 2¹² = 99000900896003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99000900900049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4504534507 + ... + 4504556484.

It is an arithmetic number, because the mean of its divisors is an integer number (5135181865440).

Almost surely, 2^{99000900900099} is an apocalyptic number.

99000900900099 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

99000900900099 is a deficient number, since it is larger than the sum of its proper divisors (65324918793981).

99000900900099 is a wasteful number, since it uses less digits than its factorization.

99000900900099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9009091048 (or 9009091042 counting only the distinct ones).

The product of its (nonzero) digits is 531441, while the sum is 54.

It can be divided in two parts, 99000900 and 900099, that added together give a palindrome (99900999).

The spelling of 99000900900099 in words is "ninety-nine trillion, nine hundred million, nine hundred thousand, ninety-nine".