11022121112222 has 16 divisors (see below), whose sum is σ = 18038607455232. Its totient is φ = 5009385808920.

The previous prime is 11022121112179. The next prime is 11022121112227. The reversal of 11022121112222 is 22221112122011.

It is a junction number, because it is equal to n+sod(n) for n = 11022121112194 and 11022121112203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022121112227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33293648 + ... + 33623075.

It is an arithmetic number, because the mean of its divisors is an integer number (1127412965952).

Almost surely, 2^{11022121112222} is an apocalyptic number.

11022121112222 is a deficient number, since it is larger than the sum of its proper divisors (7016486343010).

11022121112222 is a wasteful number, since it uses less digits than its factorization.

11022121112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66924223.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11022121112222 its reverse (22221112122011), we get a palindrome (33243233234233).

The spelling of 11022121112222 in words is "eleven trillion, twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, two hundred twenty-two".