13215103422503 has 2 divisors, whose sum is σ = 13215103422504. Its totient is φ = 13215103422502.

The previous prime is 13215103422497. The next prime is 13215103422517. The reversal of 13215103422503 is 30522430151231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13215103422503 - 2⁶ = 13215103422439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13215103422503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13215103442503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6607551711251 + 6607551711252.

It is an arithmetic number, because the mean of its divisors is an integer number (6607551711252).

Almost surely, 2^{13215103422503} is an apocalyptic number.

13215103422503 is a deficient number, since it is larger than the sum of its proper divisors (1).

13215103422503 is an equidigital number, since it uses as much as digits as its factorization.

13215103422503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 13215103422503 its reverse (30522430151231), we get a palindrome (43737533573734).

The spelling of 13215103422503 in words is "thirteen trillion, two hundred fifteen billion, one hundred three million, four hundred twenty-two thousand, five hundred three".