4412224221 has 16 divisors (see below), whose sum is σ = 5936646144. Its totient is φ = 2914700544.

The previous prime is 4412224151. The next prime is 4412224237. The reversal of 4412224221 is 1224222144.

It is a happy number.

It is not a de Polignac number, because 4412224221 - 2¹⁴ = 4412207837 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4412224191 and 4412224200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4412224241) 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 15 ways as a sum of consecutive naturals, for example, 319761 + ... + 333273.

It is an arithmetic number, because the mean of its divisors is an integer number (371040384).

Almost surely, 2^4412224221 is an apocalyptic number.

It is an amenable number.

4412224221 is a deficient number, since it is larger than the sum of its proper divisors (1524421923).

4412224221 is a wasteful number, since it uses less digits than its factorization.

4412224221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14500.

The product of its digits is 2048, while the sum is 24.

The square root of 4412224221 is about 66424.5754295803. The cubic root of 4412224221 is about 1640.1586477746.

Adding to 4412224221 its reverse (1224222144), we get a palindrome (5636446365).

The spelling of 4412224221 in words is "four billion, four hundred twelve million, two hundred twenty-four thousand, two hundred twenty-one".