Adding to 131011013212223 its reverse (322212310110131), we get a palindrome (453223323322354).
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a Duffinian number.
It is a congruent number.
Almost surely, 2131011013212223 is an apocalyptic number.
131011013212223 is an equidigital number, since it uses as much as digits as its factorization.
131011013212223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91680206616.
The spelling of 131011013212223 in words is "one hundred thirty-one trillion, eleven billion, thirteen million, two hundred twelve thousand, two hundred twenty-three".