2422240221 has 16 divisors (see below), whose sum is σ = 3293061120. Its totient is φ = 1583267760.

The previous prime is 2422240201. The next prime is 2422240237. The reversal of 2422240221 is 1220422242.

It is not a de Polignac number, because 2422240221 - 2⁶ = 2422240157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422240201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49926 + ... + 85656.

It is an arithmetic number, because the mean of its divisors is an integer number (205816320).

Almost surely, 2^2422240221 is an apocalyptic number.

It is an amenable number.

2422240221 is a deficient number, since it is larger than the sum of its proper divisors (870820899).

2422240221 is a wasteful number, since it uses less digits than its factorization.

2422240221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36176.

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

The square root of 2422240221 is about 49216.2597217627. The cubic root of 2422240221 is about 1342.9888399384.

Adding to 2422240221 its reverse (1220422242), we get a palindrome (3642662463).

The spelling of 2422240221 in words is "two billion, four hundred twenty-two million, two hundred forty thousand, two hundred twenty-one".