12022211222 has 32 divisors (see below), whose sum is σ = 21019025664. Its totient is φ = 5050188000.

The previous prime is 12022211219. The next prime is 12022211293. The reversal of 12022211222 is 22211222021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12022211222.

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, 802097 + ... + 816947.

It is an arithmetic number, because the mean of its divisors is an integer number (656844552).

Almost surely, 2^12022211222 is an apocalyptic number.

12022211222 is a deficient number, since it is larger than the sum of its proper divisors (8996814442).

12022211222 is a wasteful number, since it uses less digits than its factorization.

12022211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16004.

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

Adding to 12022211222 its reverse (22211222021), we get a palindrome (34233433243).

The spelling of 12022211222 in words is "twelve billion, twenty-two million, two hundred eleven thousand, two hundred twenty-two".