12223041321 has 4 divisors (see below), whose sum is σ = 16297388432. Its totient is φ = 8148694212.

The previous prime is 12223041301. The next prime is 12223041421. The reversal of 12223041321 is 12314032221.

12223041321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12223041321 - 2⁵ = 12223041289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12223041301) 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 3 ways as a sum of consecutive naturals, for example, 2037173551 + ... + 2037173556.

It is an arithmetic number, because the mean of its divisors is an integer number (4074347108).

Almost surely, 2^12223041321 is an apocalyptic number.

It is an amenable number.

12223041321 is a deficient number, since it is larger than the sum of its proper divisors (4074347111).

12223041321 is an equidigital number, since it uses as much as digits as its factorization.

12223041321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074347110.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12223041321 its reverse (12314032221), we get a palindrome (24537073542).

The spelling of 12223041321 in words is "twelve billion, two hundred twenty-three million, forty-one thousand, three hundred twenty-one".