11013111104 has 56 divisors (see below), whose sum is σ = 22278185568. Its totient is φ = 5400742400.

The previous prime is 11013111077. The next prime is 11013111143. The reversal of 11013111104 is 40111131011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683687 + ... + 699609.

Almost surely, 2^11013111104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11013111104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11139092784).

11013111104 is an abundant number, since it is smaller than the sum of its proper divisors (11265074464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11013111104 is a wasteful number, since it uses less digits than its factorization.

11013111104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16143 (or 16133 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11013111104 its reverse (40111131011), we get a palindrome (51124242115).

The spelling of 11013111104 in words is "eleven billion, thirteen million, one hundred eleven thousand, one hundred four".