12334003221 has 4 divisors (see below), whose sum is σ = 16445337632. Its totient is φ = 8222668812.

The previous prime is 12334003219. The next prime is 12334003229. The reversal of 12334003221 is 12230043321.

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 12334003221 - 2¹ = 12334003219 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12334003229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055667201 + ... + 2055667206.

It is an arithmetic number, because the mean of its divisors is an integer number (4111334408).

Almost surely, 2^12334003221 is an apocalyptic number.

It is an amenable number.

12334003221 is a deficient number, since it is larger than the sum of its proper divisors (4111334411).

12334003221 is an equidigital number, since it uses as much as digits as its factorization.

12334003221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111334410.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12334003221 its reverse (12230043321), we get a palindrome (24564046542).

The spelling of 12334003221 in words is "twelve billion, three hundred thirty-four million, three thousand, two hundred twenty-one".