1110000221118 has 24 divisors (see below), whose sum is σ = 2546471096208. Its totient is φ = 348235363392.

The previous prime is 1110000221089. The next prime is 1110000221119. The reversal of 1110000221118 is 8111220000111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1110000221118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110000221119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1813725546 + ... + 1813726157.

It is an arithmetic number, because the mean of its divisors is an integer number (106102962342).

Almost surely, 2^{1110000221118} is an apocalyptic number.

1110000221118 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1110000221118 is an abundant number, since it is smaller than the sum of its proper divisors (1436470875090).

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

1110000221118 is a wasteful number, since it uses less digits than its factorization.

1110000221118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3627451728 (or 3627451725 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 1110000221118 its reverse (8111220000111), we get a palindrome (9221220221229).

The spelling of 1110000221118 in words is "one trillion, one hundred ten billion, two hundred twenty-one thousand, one hundred eighteen".