11011100101109 has 4 divisors (see below), whose sum is σ = 11013139576800. Its totient is φ = 11009060625420.

The previous prime is 11011100101091. The next prime is 11011100101117. The reversal of 11011100101109 is 90110100111011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11011100101109 - 2²⁴ = 11011083323893 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 (11011100101159) 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 3 ways as a sum of consecutive naturals, for example, 1019729747 + ... + 1019740544.

It is an arithmetic number, because the mean of its divisors is an integer number (2753284894200).

Almost surely, 2^{11011100101109} is an apocalyptic number.

It is an amenable number.

11011100101109 is a deficient number, since it is larger than the sum of its proper divisors (2039475691).

11011100101109 is an equidigital number, since it uses as much as digits as its factorization.

11011100101109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039475690.

The product of its (nonzero) digits is 9, while the sum is 17.

The spelling of 11011100101109 in words is "eleven trillion, eleven billion, one hundred million, one hundred one thousand, one hundred nine".