22134442243 has 2 divisors, whose sum is σ = 22134442244. Its totient is φ = 22134442242.

The previous prime is 22134442229. The next prime is 22134442261. The reversal of 22134442243 is 34224443122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22134442243 - 2⁹ = 22134441731 is a prime.

It is not a weakly prime, because it can be changed into another prime (22134442843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11067221121 + 11067221122.

It is an arithmetic number, because the mean of its divisors is an integer number (11067221122).

Almost surely, 2^22134442243 is an apocalyptic number.

22134442243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22134442243 is an equidigital number, since it uses as much as digits as its factorization.

22134442243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 31.

Adding to 22134442243 its reverse (34224443122), we get a palindrome (56358885365).

The spelling of 22134442243 in words is "twenty-two billion, one hundred thirty-four million, four hundred forty-two thousand, two hundred forty-three".