12222112022 has 16 divisors (see below), whose sum is σ = 19593012240. Its totient is φ = 5697827328.

The previous prime is 12222112003. The next prime is 12222112027. The reversal of 12222112022 is 22021122221.

It is a happy number.

12222112022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12222112022³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222112027) 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, 1676147 + ... + 1683422.

It is an arithmetic number, because the mean of its divisors is an integer number (1224563265).

Almost surely, 2^12222112022 is an apocalyptic number.

12222112022 is a deficient number, since it is larger than the sum of its proper divisors (7370900218).

12222112022 is a wasteful number, since it uses less digits than its factorization.

12222112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359695.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12222112022 its reverse (22021122221), we get a palindrome (34243234243).

The spelling of 12222112022 in words is "twelve billion, two hundred twenty-two million, one hundred twelve thousand, twenty-two".