11222222056122 has 64 divisors (see below), whose sum is σ = 27987077606400. Its totient is φ = 2914405159680.

The previous prime is 11222222056103. The next prime is 11222222056151. The reversal of 11222222056122 is 22165022222211.

It is a super-2 number, since 2×11222222056122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11222222056122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1043154 + ... + 4851042.

It is an arithmetic number, because the mean of its divisors is an integer number (437298087600).

Almost surely, 2^{11222222056122} is an apocalyptic number.

11222222056122 is an abundant number, since it is smaller than the sum of its proper divisors (16764855550278).

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

11222222056122 is a wasteful number, since it uses less digits than its factorization.

11222222056122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814291.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 11222222056122 its reverse (22165022222211), we get a palindrome (33387244278333).

The spelling of 11222222056122 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-two million, fifty-six thousand, one hundred twenty-two".