Adding to 12310010131103 its reverse (30113101001321), we get a palindrome (42423111132424).
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12310010131103 is a prime.
It is a Duffinian number.
It is a congruent number.
Almost surely, 212310010131103 is an apocalyptic number.
12310010131103 is an equidigital number, since it uses as much as digits as its factorization.
12310010131103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26186664.
The spelling of 12310010131103 in words is "twelve trillion, three hundred ten billion, ten million, one hundred thirty-one thousand, one hundred three".