11310013103 has 4 divisors (see below), whose sum is σ = 11312180448. Its totient is φ = 11307845760.

The previous prime is 11310013097. The next prime is 11310013129. The reversal of 11310013103 is 30131001311.

It is a happy number.

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 11310013103 - 2²⁸ = 11041577647 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 (11310013133) 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, 1075826 + ... + 1086287.

It is an arithmetic number, because the mean of its divisors is an integer number (2828045112).

Almost surely, 2^11310013103 is an apocalyptic number.

11310013103 is a deficient number, since it is larger than the sum of its proper divisors (2167345).

11310013103 is an equidigital number, since it uses as much as digits as its factorization.

11310013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167344.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 11310013103 its reverse (30131001311), we get a palindrome (41441014414).

The spelling of 11310013103 in words is "eleven billion, three hundred ten million, thirteen thousand, one hundred three".