11122221111110 has 32 divisors (see below), whose sum is σ = 20204085100320. Its totient is φ = 4407981887232.

The previous prime is 11122221111103. The next prime is 11122221111179. The reversal of 11122221111110 is 1111112222111.

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, 82016882 + ... + 82152378.

It is an arithmetic number, because the mean of its divisors is an integer number (631377659385).

Almost surely, 2^{11122221111110} is an apocalyptic number.

11122221111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11122221111110 is a deficient number, since it is larger than the sum of its proper divisors (9081863989210).

11122221111110 is a wasteful number, since it uses less digits than its factorization.

11122221111110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210920.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11122221111110 its reverse (1111112222111), we get a palindrome (12233333333221).

The spelling of 11122221111110 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred eleven thousand, one hundred ten".