12322322 has 4 divisors (see below), whose sum is σ = 18483486. Its totient is φ = 6161160.

The previous prime is 12322309. The next prime is 12322333. The reversal of 12322322 is 22322321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7789681 + 4532641 = 2791^2 + 2129^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12322322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080579 + ... + 3080582.

Almost surely, 2^12322322 is an apocalyptic number.

12322322 is a deficient number, since it is larger than the sum of its proper divisors (6161164).

12322322 is an equidigital number, since it uses as much as digits as its factorization.

12322322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161163.

The product of its digits is 288, while the sum is 17.

The square root of 12322322 is about 3510.3165099461. The cubic root of 12322322 is about 230.9745791382.

Adding to 12322322 its reverse (22322321), we get a palindrome (34644643).

Subtracting 12322322 from its reverse (22322321), we obtain a palindrome (9999999).

The spelling of 12322322 in words is "twelve million, three hundred twenty-two thousand, three hundred twenty-two".