11110222222122 has 16 divisors (see below), whose sum is σ = 22229321999040. Its totient is φ = 3701927814912.

The previous prime is 11110222222111. The next prime is 11110222222243. The reversal of 11110222222122 is 22122222201111.

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, 369881847 + ... + 369911882.

It is an arithmetic number, because the mean of its divisors is an integer number (1389332624940).

Almost surely, 2^{11110222222122} is an apocalyptic number.

11110222222122 is an abundant number, since it is smaller than the sum of its proper divisors (11119099776918).

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

11110222222122 is a wasteful number, since it uses less digits than its factorization.

11110222222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739796237.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 11110222222122 its reverse (22122222201111), we get a palindrome (33232444423233).

The spelling of 11110222222122 in words is "eleven trillion, one hundred ten billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty-two".