It is a cyclic number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13102031302021.
It is a congruent number.
Almost surely, 213102031302021 is an apocalyptic number.
It is an amenable number.
13102031302021 is an equidigital number, since it uses as much as digits as its factorization.
13102031302021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13549154330.
Adding to 13102031302021 its reverse (12020313020131), we get a palindrome (25122344322152).
The spelling of 13102031302021 in words is "thirteen trillion, one hundred two billion, thirty-one million, three hundred two thousand, twenty-one".