4204222221 has 8 divisors (see below), whose sum is σ = 5630109280. Its totient is φ = 2790574992.

The previous prime is 4204222189. The next prime is 4204222223. The reversal of 4204222221 is 1222224024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4204222221 - 2⁵ = 4204222189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4204222223) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3059155 + ... + 3060528.

It is an arithmetic number, because the mean of its divisors is an integer number (703763660).

Almost surely, 2^4204222221 is an apocalyptic number.

It is an amenable number.

4204222221 is a deficient number, since it is larger than the sum of its proper divisors (1425887059).

4204222221 is a wasteful number, since it uses less digits than its factorization.

4204222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119915.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4204222221 is about 64839.9739435481. The cubic root of 4204222221 is about 1613.9691198992.

Adding to 4204222221 its reverse (1222224024), we get a palindrome (5426446245).

The spelling of 4204222221 in words is "four billion, two hundred four million, two hundred twenty-two thousand, two hundred twenty-one".