11100111000999 has 8 divisors (see below), whose sum is σ = 15200152001520. Its totient is φ = 7200072000576.

The previous prime is 11100111000991. The next prime is 11100111001087. The reversal of 11100111000999 is 99900011100111.

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

It is not a de Polignac number, because 11100111000999 - 2³ = 11100111000991 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100111000991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50000499894 + ... + 50000500115.

It is an arithmetic number, because the mean of its divisors is an integer number (1900019000190).

Almost surely, 2^{11100111000999} is an apocalyptic number.

11100111000999 is a deficient number, since it is larger than the sum of its proper divisors (4100041000521).

11100111000999 is a wasteful number, since it uses less digits than its factorization.

11100111000999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100001000049.

The product of its (nonzero) digits is 729, while the sum is 33.

The spelling of 11100111000999 in words is "eleven trillion, one hundred billion, one hundred eleven million, nine hundred ninety-nine", and thus it is an aban number.