Adding to 201102001000221 its reverse (122000100201102), we get a palindrome (323102101201323).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
Almost surely, 2201102001000221 is an apocalyptic number.
It is an amenable number.
201102001000221 is an equidigital number, since it uses as much as digits as its factorization.
201102001000221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67034000333410.
The spelling of 201102001000221 in words is "two hundred one trillion, one hundred two billion, one million, two hundred twenty-one", and thus it is an aban number.