11011000000999 has 8 divisors (see below), whose sum is σ = 11364755886720. Its totient is φ = 10662815074296.

The previous prime is 11011000000967. The next prime is 11011000001009. The reversal of 11011000000999 is 99900000011011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11011000000999 - 2⁵ = 11011000000967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11011000000999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011000000939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1392735739 + ... + 1392743644.

It is an arithmetic number, because the mean of its divisors is an integer number (1420594485840).

Almost surely, 2^{11011000000999} is an apocalyptic number.

11011000000999 is a deficient number, since it is larger than the sum of its proper divisors (353755885721).

11011000000999 is an equidigital number, since it uses as much as digits as its factorization.

11011000000999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785479509.

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

The spelling of 11011000000999 in words is "eleven trillion, eleven billion, nine hundred ninety-nine", and thus it is an aban number.