11111102110111 has 32 divisors (see below), whose sum is σ = 11291664384000. Its totient is φ = 10932534023040.

The previous prime is 11111102110079. The next prime is 11111102110151. The reversal of 11111102110111 is 11101120111111.

It is a cyclic number.

It is not a de Polignac number, because 11111102110111 - 2⁵ = 11111102110079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11111102110091 and 11111102110100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111102110151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7942173790 + ... + 7942175188.

It is an arithmetic number, because the mean of its divisors is an integer number (352864512000).

Almost surely, 2^{11111102110111} is an apocalyptic number.

11111102110111 is a deficient number, since it is larger than the sum of its proper divisors (180562273889).

11111102110111 is a wasteful number, since it uses less digits than its factorization.

11111102110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 11111102110111 its reverse (11101120111111), we get a palindrome (22212222221222).

The spelling of 11111102110111 in words is "eleven trillion, one hundred eleven billion, one hundred two million, one hundred ten thousand, one hundred eleven".