11110112221110 has 256 divisors, whose sum is σ = 31657569140736. Its totient is φ = 2441871360000.

The previous prime is 11110112221067. The next prime is 11110112221147. The reversal of 11110112221110 is 1112221101111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11110112221110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 723259830 + ... + 723275190.

It is an arithmetic number, because the mean of its divisors is an integer number (123662379456).

Almost surely, 2^{11110112221110} is an apocalyptic number.

11110112221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11110112221110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15828784570368).

11110112221110 is an abundant number, since it is smaller than the sum of its proper divisors (20547456919626).

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

11110112221110 is a wasteful number, since it uses less digits than its factorization.

11110112221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16111.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11110112221110 its reverse (1112221101111), we get a palindrome (12222333322221).

The spelling of 11110112221110 in words is "eleven trillion, one hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred ten".