12322004531 has 2 divisors, whose sum is σ = 12322004532. Its totient is φ = 12322004530.

The previous prime is 12322004479. The next prime is 12322004537. The reversal of 12322004531 is 13540022321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12322004531 - 2¹⁸ = 12321742387 is a prime.

It is a super-2 number, since 2×12322004531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12322004497 and 12322004506.

It is not a weakly prime, because it can be changed into another prime (12322004537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161002265 + 6161002266.

It is an arithmetic number, because the mean of its divisors is an integer number (6161002266).

Almost surely, 2^12322004531 is an apocalyptic number.

12322004531 is a deficient number, since it is larger than the sum of its proper divisors (1).

12322004531 is an equidigital number, since it uses as much as digits as its factorization.

12322004531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 12322004531 its reverse (13540022321), we get a palindrome (25862026852).

The spelling of 12322004531 in words is "twelve billion, three hundred twenty-two million, four thousand, five hundred thirty-one".