1109091911101 has 16 divisors (see below), whose sum is σ = 1236641549760. Its totient is φ = 988510106880.

The previous prime is 1109091911089. The next prime is 1109091911117. The reversal of 1109091911101 is 1011191909011.

It is a cyclic number.

It is not a de Polignac number, because 1109091911101 - 2²⁷ = 1108957693373 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 (1109091911141) 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 15 ways as a sum of consecutive naturals, for example, 100911 + ... + 1492771.

It is an arithmetic number, because the mean of its divisors is an integer number (77290096860).

Almost surely, 2^{1109091911101} is an apocalyptic number.

It is an amenable number.

1109091911101 is a deficient number, since it is larger than the sum of its proper divisors (127549638659).

1109091911101 is a wasteful number, since it uses less digits than its factorization.

1109091911101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394364.

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

The spelling of 1109091911101 in words is "one trillion, one hundred nine billion, ninety-one million, nine hundred eleven thousand, one hundred one".