It is a sphenic number, since it is the product of 3 distinct primes.
Almost surely, 211021220202011 is an apocalyptic number.
11021220202011 is an equidigital number, since it uses as much as digits as its factorization.
11021220202011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89755965.
Adding to 11021220202011 its reverse (11020202212011), we get a palindrome (22041422414022).
The spelling of 11021220202011 in words is "eleven trillion, twenty-one billion, two hundred twenty million, two hundred two thousand, eleven".