11101120011999 has 32 divisors (see below), whose sum is σ = 16723387929600. Its totient is φ = 7276746222720.

The previous prime is 11101120011979. The next prime is 11101120012039. The reversal of 11101120011999 is 99911002110111.

It is not a de Polignac number, because 11101120011999 - 2⁵ = 11101120011967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101120011979) 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 31 ways as a sum of consecutive naturals, for example, 10283589 + ... + 11311694.

It is an arithmetic number, because the mean of its divisors is an integer number (522605872800).

Almost surely, 2^{11101120011999} is an apocalyptic number.

11101120011999 is a deficient number, since it is larger than the sum of its proper divisors (5622267917601).

11101120011999 is a wasteful number, since it uses less digits than its factorization.

11101120011999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21595612 (or 21595606 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 36.

The spelling of 11101120011999 in words is "eleven trillion, one hundred one billion, one hundred twenty million, eleven thousand, nine hundred ninety-nine".