12222201322 has 8 divisors (see below), whose sum is σ = 18965484900. Its totient is φ = 5900373024.

The previous prime is 12222201287. The next prime is 12222201337. The reversal of 12222201322 is 22310222221.

It can be written as a sum of positive squares in 2 ways, for example, as 12163663521 + 58537801 = 110289^2 + 7651^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12222201322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105363747 + ... + 105363862.

Almost surely, 2^12222201322 is an apocalyptic number.

12222201322 is a deficient number, since it is larger than the sum of its proper divisors (6743283578).

12222201322 is a wasteful number, since it uses less digits than its factorization.

12222201322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210727640.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12222201322 its reverse (22310222221), we get a palindrome (34532423543).

The spelling of 12222201322 in words is "twelve billion, two hundred twenty-two million, two hundred one thousand, three hundred twenty-two".