11100111002109 has 24 divisors (see below), whose sum is σ = 16698758573952. Its totient is φ = 7098662521440.

The previous prime is 11100111002107. The next prime is 11100111002117. The reversal of 11100111002109 is 90120011100111.

11100111002109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11100111002109 - 2¹ = 11100111002107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11100111002091 and 11100111002100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100111002107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234720489 + ... + 234767774.

It is an arithmetic number, because the mean of its divisors is an integer number (695781607248).

Almost surely, 2^{11100111002109} is an apocalyptic number.

It is an amenable number.

11100111002109 is a deficient number, since it is larger than the sum of its proper divisors (5598647571843).

11100111002109 is a wasteful number, since it uses less digits than its factorization.

11100111002109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469488377 (or 469488374 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

The spelling of 11100111002109 in words is "eleven trillion, one hundred billion, one hundred eleven million, two thousand, one hundred nine".