11000222221222 has 64 divisors (see below), whose sum is σ = 18876838252608. Its totient is φ = 4762644480000.

The previous prime is 11000222221141. The next prime is 11000222221267. The reversal of 11000222221222 is 22212222200011.

It is a self number, because there is not a number n which added to its sum of digits gives 11000222221222.

It is a congruent number.

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, 702388072 + ... + 702403732.

It is an arithmetic number, because the mean of its divisors is an integer number (294950597697).

Almost surely, 2^{11000222221222} is an apocalyptic number.

11000222221222 is a deficient number, since it is larger than the sum of its proper divisors (7876616031386).

11000222221222 is a wasteful number, since it uses less digits than its factorization.

11000222221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20825.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11000222221222 its reverse (22212222200011), we get a palindrome (33212444421233).

It can be divided in two parts, 11000 and 222221222, that added together give a palindrome (222232222).

The spelling of 11000222221222 in words is "eleven trillion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty-two".