Adding to 211020122 its reverse (221020112), we get a palindrome (432040234).
It is a happy number.
211020122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
Almost surely, 2211020122 is an apocalyptic number.
211020122 is a wasteful number, since it uses less digits than its factorization.
211020122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 235440.
The square root of 211020122 is about 14526.5316576256. The cubic root of 211020122 is about 595.3531053796.
The spelling of 211020122 in words is "two hundred eleven million, twenty thousand, one hundred twenty-two".