Adding to 220041343 its reverse (343140022), we get a palindrome (563181365).
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 self number, because there is not a number n which added to its sum of digits gives 220041343.
It is a congruent number.
Almost surely, 2220041343 is an apocalyptic number.
220041343 is a wasteful number, since it uses less digits than its factorization.
220041343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1732736.
The square root of 220041343 is about 14833.7905809675. The cubic root of 220041343 is about 603.7188864425.
The spelling of 220041343 in words is "two hundred twenty million, forty-one thousand, three hundred forty-three".