12213123321322 has 48 divisors (see below), whose sum is σ = 23039951376960. Its totient is φ = 4752819751680.

The previous prime is 12213123321281. The next prime is 12213123321349. The reversal of 12213123321322 is 22312332131221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2741383 + ... + 5651674.

It is an arithmetic number, because the mean of its divisors is an integer number (479998987020).

Almost surely, 2^{12213123321322} is an apocalyptic number.

12213123321322 is a deficient number, since it is larger than the sum of its proper divisors (10826828055638).

12213123321322 is a wasteful number, since it uses less digits than its factorization.

12213123321322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8393947 (or 8393936 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 12213123321322 its reverse (22312332131221), we get a palindrome (34525455452543).

The spelling of 12213123321322 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-three million, three hundred twenty-one thousand, three hundred twenty-two".