99900010111 has 32 divisors (see below), whose sum is σ = 122668888320. Its totient is φ = 80175168000.

The previous prime is 99900010087. The next prime is 99900010141. The reversal of 99900010111 is 11101000999.

It is a cyclic number.

It is not a de Polignac number, because 99900010111 - 2²⁵ = 99866455679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99900010141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219660 + ... + 498046.

It is an arithmetic number, because the mean of its divisors is an integer number (3833402760).

Almost surely, 2^99900010111 is an apocalyptic number.

99900010111 is a deficient number, since it is larger than the sum of its proper divisors (22768878209).

99900010111 is a wasteful number, since it uses less digits than its factorization.

99900010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278535.

The product of its (nonzero) digits is 729, while the sum is 31.

The spelling of 99900010111 in words is "ninety-nine billion, nine hundred million, ten thousand, one hundred eleven".