13103011333103 has 4 divisors (see below), whose sum is σ = 13137222851328. Its totient is φ = 13068799814880.

The previous prime is 13103011333081. The next prime is 13103011333123. The reversal of 13103011333103 is 30133311030131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13103011333103 - 2²² = 13103007138799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103011333123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17105758538 + ... + 17105759303.

It is an arithmetic number, because the mean of its divisors is an integer number (3284305712832).

Almost surely, 2^{13103011333103} is an apocalyptic number.

13103011333103 is a deficient number, since it is larger than the sum of its proper divisors (34211518225).

13103011333103 is an equidigital number, since it uses as much as digits as its factorization.

13103011333103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34211518224.

The product of its (nonzero) digits is 729, while the sum is 23.

Adding to 13103011333103 its reverse (30133311030131), we get a palindrome (43236322363234).

The spelling of 13103011333103 in words is "thirteen trillion, one hundred three billion, eleven million, three hundred thirty-three thousand, one hundred three".