13103123110163 has 2 divisors, whose sum is σ = 13103123110164. Its totient is φ = 13103123110162.

The previous prime is 13103123110139. The next prime is 13103123110199. The reversal of 13103123110163 is 36101132130131.

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-13103123110163 is a prime.

It is not a weakly prime, because it can be changed into another prime (13103123115163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551561555081 + 6551561555082.

It is an arithmetic number, because the mean of its divisors is an integer number (6551561555082).

Almost surely, 2^{13103123110163} is an apocalyptic number.

13103123110163 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103123110163 is an equidigital number, since it uses as much as digits as its factorization.

13103123110163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 13103123110163 its reverse (36101132130131), we get a palindrome (49204255240294).

The spelling of 13103123110163 in words is "thirteen trillion, one hundred three billion, one hundred twenty-three million, one hundred ten thousand, one hundred sixty-three".