999001100111011 has 16 divisors (see below), whose sum is σ = 1012093174080000. Its totient is φ = 985920229790496.

The previous prime is 999001100110957. The next prime is 999001100111017. The reversal of 999001100111011 is 110111001100999.

It is a cyclic number.

It is not a de Polignac number, because 999001100111011 - 2²⁷ = 999000965893283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999001100111017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4119318025 + ... + 4119560533.

It is an arithmetic number, because the mean of its divisors is an integer number (63255823380000).

Almost surely, 2^{999001100111011} is an apocalyptic number.

999001100111011 is a deficient number, since it is larger than the sum of its proper divisors (13092073968989).

999001100111011 is a wasteful number, since it uses less digits than its factorization.

999001100111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265386.

The product of its (nonzero) digits is 729, while the sum is 34.

The spelling of 999001100111011 in words is "nine hundred ninety-nine trillion, one billion, one hundred million, one hundred eleven thousand, eleven".