It is a congruent number.
It is an unprimeable number.
Almost surely, 21224443104 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1224443104 is a wasteful number, since it uses less digits than its factorization.
1224443104 is an evil number, because the sum of its binary digits is even.
The square root of 1224443104 is about 34992.0434384733. The cubic root of 1224443104 is about 1069.8253140162.
Adding to 1224443104 its reverse (4013444221), we get a palindrome (5237887325).
The spelling of 1224443104 in words is "one billion, two hundred twenty-four million, four hundred forty-three thousand, one hundred four".