11031102111 has 16 divisors (see below), whose sum is σ = 15071454720. Its totient is φ = 7172518080.

The previous prime is 11031102107. The next prime is 11031102139. The reversal of 11031102111 is 11120113011.

It is not a de Polignac number, because 11031102111 - 2² = 11031102107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031102161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458500 + ... + 481958.

It is an arithmetic number, because the mean of its divisors is an integer number (941965920).

Almost surely, 2^11031102111 is an apocalyptic number.

11031102111 is a deficient number, since it is larger than the sum of its proper divisors (4040352609).

11031102111 is a wasteful number, since it uses less digits than its factorization.

11031102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27326.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 11031102111 its reverse (11120113011), we get a palindrome (22151215122).

The spelling of 11031102111 in words is "eleven billion, thirty-one million, one hundred two thousand, one hundred eleven".