12225404507 has 2 divisors, whose sum is σ = 12225404508. Its totient is φ = 12225404506.

The previous prime is 12225404501. The next prime is 12225404533. The reversal of 12225404507 is 70540452221.

It is a weak prime.

It is an emirp because it is prime and its reverse (70540452221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12225404507 - 2⁴ = 12225404491 is a prime.

It is not a weakly prime, because it can be changed into another prime (12225404501) 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 as a sum of consecutive naturals, namely, 6112702253 + 6112702254.

It is an arithmetic number, because the mean of its divisors is an integer number (6112702254).

Almost surely, 2^12225404507 is an apocalyptic number.

12225404507 is a deficient number, since it is larger than the sum of its proper divisors (1).

12225404507 is an equidigital number, since it uses as much as digits as its factorization.

12225404507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 32.

Adding to 12225404507 its reverse (70540452221), we get a palindrome (82765856728).

The spelling of 12225404507 in words is "twelve billion, two hundred twenty-five million, four hundred four thousand, five hundred seven".