12022001222 has 96 divisors (see below), whose sum is σ = 23359311360. Its totient is φ = 4539427200.

The previous prime is 12022001219. The next prime is 12022001227. The reversal of 12022001222 is 22210022021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 12022001197 and 12022001206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022001227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12431783 + ... + 12432749.

It is an arithmetic number, because the mean of its divisors is an integer number (243326160).

Almost surely, 2^12022001222 is an apocalyptic number.

12022001222 is a deficient number, since it is larger than the sum of its proper divisors (11337310138).

12022001222 is a wasteful number, since it uses less digits than its factorization.

12022001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12022001222 its reverse (22210022021), we get a palindrome (34232023243).

The spelling of 12022001222 in words is "twelve billion, twenty-two million, one thousand, two hundred twenty-two".