4424140522221 has 16 divisors (see below), whose sum is σ = 6747304585728. Its totient is φ = 2525921377200.

The previous prime is 4424140522163. The next prime is 4424140522253. The reversal of 4424140522221 is 1222250414244.

It is not a de Polignac number, because 4424140522221 - 2¹³ = 4424140514029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424144522221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89929875 + ... + 89979056.

It is an arithmetic number, because the mean of its divisors is an integer number (421706536608).

Almost surely, 2^{4424140522221} is an apocalyptic number.

It is an amenable number.

4424140522221 is a deficient number, since it is larger than the sum of its proper divisors (2323164063507).

4424140522221 is a wasteful number, since it uses less digits than its factorization.

4424140522221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179910112.

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 4424140522221 its reverse (1222250414244), we get a palindrome (5646390936465).

The spelling of 4424140522221 in words is "four trillion, four hundred twenty-four billion, one hundred forty million, five hundred twenty-two thousand, two hundred twenty-one".