222004204424 has 8 divisors (see below), whose sum is σ = 416257883310. Its totient is φ = 111002102208.

The previous prime is 222004204403. The next prime is 222004204517. The reversal of 222004204424 is 424402400222.

222004204424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 156247859524 + 65756344900 = 395282^2 + 256430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 222004204393 and 222004204402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13875262769 + ... + 13875262784.

Almost surely, 2^222004204424 is an apocalyptic number.

It is an amenable number.

222004204424 is a deficient number, since it is larger than the sum of its proper divisors (194253678886).

222004204424 is a wasteful number, since it uses less digits than its factorization.

222004204424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27750525559 (or 27750525555 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 222004204424 its reverse (424402400222), we get a palindrome (646406604646).

The spelling of 222004204424 in words is "two hundred twenty-two billion, four million, two hundred four thousand, four hundred twenty-four".