99900111110001 has 32 divisors (see below), whose sum is σ = 140002782087168. Its totient is φ = 63283493972160.

The previous prime is 99900111109963. The next prime is 99900111110017. The reversal of 99900111110001 is 10001111100999.

It is not a de Polignac number, because 99900111110001 - 2¹⁷ = 99900110978929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (99900111111001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29951266 + ... + 33119156.

It is an arithmetic number, because the mean of its divisors is an integer number (4375086940224).

Almost surely, 2^{99900111110001} is an apocalyptic number.

It is an amenable number.

99900111110001 is a deficient number, since it is larger than the sum of its proper divisors (40102670977167).

99900111110001 is a wasteful number, since it uses less digits than its factorization.

99900111110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174581.

The product of its (nonzero) digits is 729, while the sum is 33.

The spelling of 99900111110001 in words is "ninety-nine trillion, nine hundred billion, one hundred eleven million, one hundred ten thousand, one".