99900000011011 has 4 divisors (see below), whose sum is σ = 105776470599912. Its totient is φ = 94023529422112.

The previous prime is 99900000010991. The next prime is 99900000011017. The reversal of 99900000011011 is 11011000000999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99900000011011 - 2⁴³ = 91103906988803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99900000011017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2938235294425 + ... + 2938235294458.

It is an arithmetic number, because the mean of its divisors is an integer number (26444117649978).

Almost surely, 2^{99900000011011} is an apocalyptic number.

99900000011011 is a deficient number, since it is larger than the sum of its proper divisors (5876470588901).

99900000011011 is a wasteful number, since it uses less digits than its factorization.

99900000011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876470588900.

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

The spelling of 99900000011011 in words is "ninety-nine trillion, nine hundred billion, eleven thousand, eleven".