12213322 has 16 divisors (see below), whose sum is σ = 20855232. Its totient is φ = 5309920.

The previous prime is 12213319. The next prime is 12213329. The reversal of 12213322 is 22331221.

12213322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12213296 and 12213305.

It is not an unprimeable number, because it can be changed into a prime (12213329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11563 + ... + 12574.

It is an arithmetic number, because the mean of its divisors is an integer number (1303452).

Almost surely, 2^12213322 is an apocalyptic number.

12213322 is a deficient number, since it is larger than the sum of its proper divisors (8641910).

12213322 is a wasteful number, since it uses less digits than its factorization.

12213322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24173.

The product of its digits is 144, while the sum is 16.

The square root of 12213322 is about 3494.7563577451. The cubic root of 12213322 is about 230.2915144208.

Adding to 12213322 its reverse (22331221), we get a palindrome (34544543).

The spelling of 12213322 in words is "twelve million, two hundred thirteen thousand, three hundred twenty-two".