12122003222 has 32 divisors (see below), whose sum is σ = 21459271680. Its totient is φ = 5025601440.

The previous prime is 12122003209. The next prime is 12122003227. The reversal of 12122003222 is 22230022121.

It is a super-2 number, since 2×12122003222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12122003222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122003227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800779 + ... + 1807497.

It is an arithmetic number, because the mean of its divisors is an integer number (670602240).

Almost surely, 2^12122003222 is an apocalyptic number.

12122003222 is a deficient number, since it is larger than the sum of its proper divisors (9337268458).

12122003222 is a wasteful number, since it uses less digits than its factorization.

12122003222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10916.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12122003222 its reverse (22230022121), we get a palindrome (34352025343).

The spelling of 12122003222 in words is "twelve billion, one hundred twenty-two million, three thousand, two hundred twenty-two".