12442303333 has 4 divisors (see below), whose sum is σ = 12745774188. Its totient is φ = 12138832480.

The previous prime is 12442303331. The next prime is 12442303337. The reversal of 12442303333 is 33330324421.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 665278849 + 11777024484 = 25793^2 + 108522^2 .

It is a cyclic number.

It is not a de Polignac number, because 12442303333 - 2¹ = 12442303331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12442303331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151735366 + ... + 151735447.

It is an arithmetic number, because the mean of its divisors is an integer number (3186443547).

Almost surely, 2^12442303333 is an apocalyptic number.

It is an amenable number.

12442303333 is a deficient number, since it is larger than the sum of its proper divisors (303470855).

12442303333 is an equidigital number, since it uses as much as digits as its factorization.

12442303333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303470854.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 12442303333 its reverse (33330324421), we get a palindrome (45772627754).

The spelling of 12442303333 in words is "twelve billion, four hundred forty-two million, three hundred three thousand, three hundred thirty-three".