13013113012103 has 4 divisors (see below), whose sum is σ = 13013239739760. Its totient is φ = 13012986284448.

The previous prime is 13013113012099. The next prime is 13013113012121. The reversal of 13013113012103 is 30121031131031.

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 13013113012103 - 2² = 13013113012099 is a prime.

It is a super-2 number, since 2×13013113012103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013113011103) 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, 63209675 + ... + 63415212.

It is an arithmetic number, because the mean of its divisors is an integer number (3253309934940).

Almost surely, 2^{13013113012103} is an apocalyptic number.

13013113012103 is a deficient number, since it is larger than the sum of its proper divisors (126727657).

13013113012103 is a wasteful number, since it uses less digits than its factorization.

13013113012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126727656.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 13013113012103 its reverse (30121031131031), we get a palindrome (43134144143134).

The spelling of 13013113012103 in words is "thirteen trillion, thirteen billion, one hundred thirteen million, twelve thousand, one hundred three".