22162252243 has 2 divisors, whose sum is σ = 22162252244. Its totient is φ = 22162252242.

The previous prime is 22162252241. The next prime is 22162252361. The reversal of 22162252243 is 34225226122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22162252243 - 2¹ = 22162252241 is a prime.

Together with 22162252241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22162252241) 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 as a sum of consecutive naturals, namely, 11081126121 + 11081126122.

It is an arithmetic number, because the mean of its divisors is an integer number (11081126122).

Almost surely, 2^22162252243 is an apocalyptic number.

22162252243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22162252243 is an equidigital number, since it uses as much as digits as its factorization.

22162252243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 31.

Adding to 22162252243 its reverse (34225226122), we get a palindrome (56387478365).

The spelling of 22162252243 in words is "twenty-two billion, one hundred sixty-two million, two hundred fifty-two thousand, two hundred forty-three".