99020010011111 has 12 divisors (see below), whose sum is σ = 121248991851480. Its totient is φ = 80407226173680.

The previous prime is 99020010011077. The next prime is 99020010011159. The reversal of 99020010011111 is 11111001002099.

It is not a de Polignac number, because 99020010011111 - 2³⁰ = 99018936269287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99020010011161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53179381460 + ... + 53179383321.

It is an arithmetic number, because the mean of its divisors is an integer number (10104082654290).

Almost surely, 2^{99020010011111} is an apocalyptic number.

99020010011111 is a deficient number, since it is larger than the sum of its proper divisors (22228981840369).

99020010011111 is a wasteful number, since it uses less digits than its factorization.

99020010011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106358764814 (or 106358764807 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 99020010011111 in words is "ninety-nine trillion, twenty billion, ten million, eleven thousand, one hundred eleven".