1100111099999 has 32 divisors (see below), whose sum is σ = 1175138979840. Its totient is φ = 1026285120000.

The previous prime is 1100111099987. The next prime is 1100111100007. The reversal of 1100111099999 is 9999901110011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100111099999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100111099929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1289696057 + ... + 1289696909.

It is an arithmetic number, because the mean of its divisors is an integer number (36723093120).

Almost surely, 2^{1100111099999} is an apocalyptic number.

1100111099999 is a deficient number, since it is larger than the sum of its proper divisors (75027879841).

1100111099999 is a wasteful number, since it uses less digits than its factorization.

1100111099999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231.

The product of its (nonzero) digits is 59049, while the sum is 50.

The spelling of 1100111099999 in words is "one trillion, one hundred billion, one hundred eleven million, ninety-nine thousand, nine hundred ninety-nine".