13103210243 has 2 divisors, whose sum is σ = 13103210244. Its totient is φ = 13103210242.

The previous prime is 13103210227. The next prime is 13103210297. The reversal of 13103210243 is 34201230131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13103210243 - 2⁴ = 13103210227 is a prime.

It is not a weakly prime, because it can be changed into another prime (13103210143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551605121 + 6551605122.

It is an arithmetic number, because the mean of its divisors is an integer number (6551605122).

Almost surely, 2^13103210243 is an apocalyptic number.

13103210243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103210243 is an equidigital number, since it uses as much as digits as its factorization.

13103210243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13103210243 its reverse (34201230131), we get a palindrome (47304440374).

The spelling of 13103210243 in words is "thirteen billion, one hundred three million, two hundred ten thousand, two hundred forty-three".