12003223320444 has 24 divisors (see below), whose sum is σ = 28065031404928. Its totient is φ = 3992858679600.

The previous prime is 12003223320421. The next prime is 12003223320497. The reversal of 12003223320444 is 44402332230021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026963982 + ... + 1026975669.

Almost surely, 2^{12003223320444} is an apocalyptic number.

It is an amenable number.

12003223320444 is an abundant number, since it is smaller than the sum of its proper divisors (16061808084484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12003223320444 is a wasteful number, since it uses less digits than its factorization.

12003223320444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053940145 (or 2053940143 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 12003223320444 its reverse (44402332230021), we get a palindrome (56405555550465).

The spelling of 12003223320444 in words is "twelve trillion, three billion, two hundred twenty-three million, three hundred twenty thousand, four hundred forty-four".