11122220012222 has 32 divisors (see below), whose sum is σ = 18632599603200. Its totient is φ = 4935505014720.

The previous prime is 11122220012219. The next prime is 11122220012237. The reversal of 11122220012222 is 22221002222111.

It is a junction number, because it is equal to n+sod(n) for n = 11122220012194 and 11122220012203.

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, 1064222 + ... + 4834977.

It is an arithmetic number, because the mean of its divisors is an integer number (582268737600).

Almost surely, 2^{11122220012222} is an apocalyptic number.

11122220012222 is a deficient number, since it is larger than the sum of its proper divisors (7510379590978).

11122220012222 is a wasteful number, since it uses less digits than its factorization.

11122220012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901248.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11122220012222 its reverse (22221002222111), we get a palindrome (33343222234333).

The spelling of 11122220012222 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty million, twelve thousand, two hundred twenty-two".