12224113240331 has 2 divisors, whose sum is σ = 12224113240332. Its totient is φ = 12224113240330.

The previous prime is 12224113240307. The next prime is 12224113240379. The reversal of 12224113240331 is 13304231142221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12224113240331 is a prime.

It is a super-2 number, since 2×12224113240331² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 12224113240294 and 12224113240303.

It is not a weakly prime, because it can be changed into another prime (12224013240331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112056620165 + 6112056620166.

It is an arithmetic number, because the mean of its divisors is an integer number (6112056620166).

Almost surely, 2^{12224113240331} is an apocalyptic number.

12224113240331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12224113240331 is an equidigital number, since it uses as much as digits as its factorization.

12224113240331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 12224113240331 its reverse (13304231142221), we get a palindrome (25528344382552).

The spelling of 12224113240331 in words is "twelve trillion, two hundred twenty-four billion, one hundred thirteen million, two hundred forty thousand, three hundred thirty-one".