22214024422221 has 4 divisors (see below), whose sum is σ = 29618699229632. Its totient is φ = 14809349614812.

The previous prime is 22214024422199. The next prime is 22214024422237. The reversal of 22214024422221 is 12222442041222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22214024422221 - 2¹⁷ = 22214024291149 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 (22214024422241) 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 3 ways as a sum of consecutive naturals, for example, 3702337403701 + ... + 3702337403706.

It is an arithmetic number, because the mean of its divisors is an integer number (7404674807408).

Almost surely, 2^{22214024422221} is an apocalyptic number.

It is an amenable number.

22214024422221 is a deficient number, since it is larger than the sum of its proper divisors (7404674807411).

22214024422221 is an equidigital number, since it uses as much as digits as its factorization.

22214024422221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404674807410.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 22214024422221 its reverse (12222442041222), we get a palindrome (34436466463443).

The spelling of 22214024422221 in words is "twenty-two trillion, two hundred fourteen billion, twenty-four million, four hundred twenty-two thousand, two hundred twenty-one".