224221040404 has 12 divisors (see below), whose sum is σ = 399790346004. Its totient is φ = 109995227264.

The previous prime is 224221040387. The next prime is 224221040441. The reversal of 224221040404 is 404040122422.

It can be written as a sum of positive squares in 2 ways, for example, as 206652068100 + 17568972304 = 454590^2 + 132548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528822997 + ... + 528823420.

It is an arithmetic number, because the mean of its divisors is an integer number (33315862167).

Almost surely, 2^224221040404 is an apocalyptic number.

It is an amenable number.

224221040404 is a deficient number, since it is larger than the sum of its proper divisors (175569305600).

224221040404 is a wasteful number, since it uses less digits than its factorization.

224221040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057646474 (or 1057646472 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 224221040404 its reverse (404040122422), we get a palindrome (628261162826).

The spelling of 224221040404 in words is "two hundred twenty-four billion, two hundred twenty-one million, forty thousand, four hundred four".