11022021222 has 16 divisors (see below), whose sum is σ = 23002479360. Its totient is φ = 3514267592.

The previous prime is 11022021203. The next prime is 11022021229. The reversal of 11022021222 is 22212022011.

11022021222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022021229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39934722 + ... + 39934997.

It is an arithmetic number, because the mean of its divisors is an integer number (1437654960).

Almost surely, 2^11022021222 is an apocalyptic number.

11022021222 is an abundant number, since it is smaller than the sum of its proper divisors (11980458138).

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

11022021222 is a wasteful number, since it uses less digits than its factorization.

11022021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79869747.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11022021222 its reverse (22212022011), we get a palindrome (33234043233).

The spelling of 11022021222 in words is "eleven billion, twenty-two million, twenty-one thousand, two hundred twenty-two".