11222111222022 has 32 divisors (see below), whose sum is σ = 23625682859520. Its totient is φ = 3543796764000.

The previous prime is 11222111221961. The next prime is 11222111222057. The reversal of 11222111222022 is 22022211122211.

It is a self number, because there is not a number n which added to its sum of digits gives 11222111222022.

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, 18019428 + ... + 18631800.

It is an arithmetic number, because the mean of its divisors is an integer number (738302589360).

Almost surely, 2^{11222111222022} is an apocalyptic number.

11222111222022 is an abundant number, since it is smaller than the sum of its proper divisors (12403571637498).

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

11222111222022 is a wasteful number, since it uses less digits than its factorization.

11222111222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773148.

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

Adding to 11222111222022 its reverse (22022211122211), we get a palindrome (33244322344233).

The spelling of 11222111222022 in words is "eleven trillion, two hundred twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, twenty-two".