12320224033 has 4 divisors (see below), whose sum is σ = 13267933588. Its totient is φ = 11372514480.

The previous prime is 12320224013. The next prime is 12320224057. The reversal of 12320224033 is 33042202321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33042202321 = 115001 ⋅287321.

It can be written as a sum of positive squares in 2 ways, for example, as 3851071249 + 8469152784 = 62057^2 + 92028^2 .

It is a cyclic number.

It is not a de Polignac number, because 12320224033 - 2⁹ = 12320223521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12320223995 and 12320224013.

It is not an unprimeable number, because it can be changed into a prime (12320224013) 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, 473854758 + ... + 473854783.

It is an arithmetic number, because the mean of its divisors is an integer number (3316983397).

Almost surely, 2^12320224033 is an apocalyptic number.

12320224033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12320224033 is a deficient number, since it is larger than the sum of its proper divisors (947709555).

12320224033 is an equidigital number, since it uses as much as digits as its factorization.

12320224033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947709554.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12320224033 its reverse (33042202321), we get a palindrome (45362426354).

The spelling of 12320224033 in words is "twelve billion, three hundred twenty million, two hundred twenty-four thousand, thirty-three".