12223321022 has 16 divisors (see below), whose sum is σ = 20167106544. Its totient is φ = 5556053800.

The previous prime is 12223321007. The next prime is 12223321027. The reversal of 12223321022 is 22012332221.

It is a happy number.

12223321022 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 = 12223320985 and 12223321003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223321027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2293229 + ... + 2298552.

It is an arithmetic number, because the mean of its divisors is an integer number (1260444159).

Almost surely, 2^12223321022 is an apocalyptic number.

12223321022 is a deficient number, since it is larger than the sum of its proper divisors (7943785522).

12223321022 is an equidigital number, since it uses as much as digits as its factorization.

12223321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591816 (or 4591794 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12223321022 its reverse (22012332221), we get a palindrome (34235653243).

The spelling of 12223321022 in words is "twelve billion, two hundred twenty-three million, three hundred twenty-one thousand, twenty-two".