12211003222 has 24 divisors (see below), whose sum is σ = 20332395216. Its totient is φ = 5495490000.

The previous prime is 12211003169. The next prime is 12211003237. The reversal of 12211003222 is 22230011221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12211003196 and 12211003205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225354 + ... + 274237.

It is an arithmetic number, because the mean of its divisors is an integer number (847183134).

Almost surely, 2^12211003222 is an apocalyptic number.

12211003222 is a deficient number, since it is larger than the sum of its proper divisors (8121391994).

12211003222 is a wasteful number, since it uses less digits than its factorization.

12211003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499716 (or 499705 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12211003222 its reverse (22230011221), we get a palindrome (34441014443).

The spelling of 12211003222 in words is "twelve billion, two hundred eleven million, three thousand, two hundred twenty-two".