13220303113243 has 2 divisors, whose sum is σ = 13220303113244. Its totient is φ = 13220303113242.

The previous prime is 13220303113223. The next prime is 13220303113279. The reversal of 13220303113243 is 34231130302231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13220303113243 - 2¹⁷ = 13220302982171 is a prime.

It is not a weakly prime, because it can be changed into another prime (13220303113223) 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, 6610151556621 + 6610151556622.

It is an arithmetic number, because the mean of its divisors is an integer number (6610151556622).

Almost surely, 2^{13220303113243} is an apocalyptic number.

13220303113243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220303113243 is an equidigital number, since it uses as much as digits as its factorization.

13220303113243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 13220303113243 its reverse (34231130302231), we get a palindrome (47451433415474).

The spelling of 13220303113243 in words is "thirteen trillion, two hundred twenty billion, three hundred three million, one hundred thirteen thousand, two hundred forty-three".