11013121110 has 32 divisors (see below), whose sum is σ = 27076164192. Its totient is φ = 2865201920.

The previous prime is 11013121087. The next prime is 11013121153. The reversal of 11013121110 is 1112131011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4475649 + ... + 4478108.

It is an arithmetic number, because the mean of its divisors is an integer number (846130131).

Almost surely, 2^11013121110 is an apocalyptic number.

11013121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11013121110 is an abundant number, since it is smaller than the sum of its proper divisors (16063043082).

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

11013121110 is a wasteful number, since it uses less digits than its factorization.

11013121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8953808.

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

Adding to 11013121110 its reverse (1112131011), we get a palindrome (12125252121).

Subtracting from 11013121110 its reverse (1112131011), we obtain a palindrome (9900990099).

The spelling of 11013121110 in words is "eleven billion, thirteen million, one hundred twenty-one thousand, one hundred ten".