1224320022313 has 2 divisors, whose sum is σ = 1224320022314. Its totient is φ = 1224320022312.

The previous prime is 1224320022301. The next prime is 1224320022349. The reversal of 1224320022313 is 3132200234221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 820277998864 + 404042023449 = 905692^2 + 635643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1224320022313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1224320029313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612160011156 + 612160011157.

It is an arithmetic number, because the mean of its divisors is an integer number (612160011157).

Almost surely, 2^{1224320022313} is an apocalyptic number.

It is an amenable number.

1224320022313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224320022313 is an equidigital number, since it uses as much as digits as its factorization.

1224320022313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1224320022313 its reverse (3132200234221), we get a palindrome (4356520256534).

The spelling of 1224320022313 in words is "one trillion, two hundred twenty-four billion, three hundred twenty million, twenty-two thousand, three hundred thirteen".