11100840111 has 6 divisors (see below), whose sum is σ = 16034546840. Its totient is φ = 7400560068.

The previous prime is 11100840103. The next prime is 11100840143. The reversal of 11100840111 is 11104800111.

It is a happy number.

11100840111 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 11100840111 - 2³ = 11100840103 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 (11100840151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616713331 + ... + 616713348.

Almost surely, 2^11100840111 is an apocalyptic number.

11100840111 is a deficient number, since it is larger than the sum of its proper divisors (4933706729).

11100840111 is a wasteful number, since it uses less digits than its factorization.

11100840111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233426685 (or 1233426682 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

The spelling of 11100840111 in words is "eleven billion, one hundred million, eight hundred forty thousand, one hundred eleven".