22224444444427 has 2 divisors, whose sum is σ = 22224444444428. Its totient is φ = 22224444444426.

The previous prime is 22224444444407. The next prime is 22224444444443. The reversal of 22224444444427 is 72444444442222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22224444444427 - 2¹¹ = 22224444442379 is a prime.

It is not a weakly prime, because it can be changed into another prime (22224444444407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112222222213 + 11112222222214.

It is an arithmetic number, because the mean of its divisors is an integer number (11112222222214).

Almost surely, 2^{22224444444427} is an apocalyptic number.

22224444444427 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224444444427 is an equidigital number, since it uses as much as digits as its factorization.

22224444444427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14680064, while the sum is 49.

Adding to 22224444444427 its reverse (72444444442222), we get a palindrome (94668888886649).

It can be divided in two parts, 22 and 224444444427, that multiplied together give a palindrome (4937777777394).

The spelling of 22224444444427 in words is "twenty-two trillion, two hundred twenty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred twenty-seven".