12243004273321 has 4 divisors (see below), whose sum is σ = 12665176834500. Its totient is φ = 11820831712144.

The previous prime is 12243004273309. The next prime is 12243004273333. The reversal of 12243004273321 is 12337240034221.

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

It is an interprime number because it is at equal distance from previous prime (12243004273309) and next prime (12243004273333).

It can be written as a sum of positive squares in 2 ways, for example, as 6347431786921 + 5895572486400 = 2519411^2 + 2428080^2 .

It is a cyclic number.

It is not a de Polignac number, because 12243004273321 - 2⁷ = 12243004273193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12243004273391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 211086280546 + ... + 211086280603.

It is an arithmetic number, because the mean of its divisors is an integer number (3166294208625).

Almost surely, 2^{12243004273321} is an apocalyptic number.

It is an amenable number.

12243004273321 is a deficient number, since it is larger than the sum of its proper divisors (422172561179).

12243004273321 is an equidigital number, since it uses as much as digits as its factorization.

12243004273321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422172561178.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 12243004273321 in words is "twelve trillion, two hundred forty-three billion, four million, two hundred seventy-three thousand, three hundred twenty-one".