23222233 has 2 divisors, whose sum is σ = 23222234. Its totient is φ = 23222232.

The previous prime is 23222231. The next prime is 23222257. The reversal of 23222233 is 33222232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17614809 + 5607424 = 4197^2 + 2368^2 .

It is a cyclic number.

It is not a de Polignac number, because 23222233 - 2¹ = 23222231 is a prime.

Together with 23222231, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23222233.

It is not a weakly prime, because it can be changed into another prime (23222231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611116 + 11611117.

It is an arithmetic number, because the mean of its divisors is an integer number (11611117).

Almost surely, 2^23222233 is an apocalyptic number.

It is an amenable number.

23222233 is a deficient number, since it is larger than the sum of its proper divisors (1).

23222233 is an equidigital number, since it uses as much as digits as its factorization.

23222233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 19.

The square root of 23222233 is about 4818.9452165386. The cubic root of 23222233 is about 285.2997072870.

Adding to 23222233 its reverse (33222232), we get a palindrome (56444465).

Subtracting 23222233 from its reverse (33222232), we obtain a palindrome (9999999).

The spelling of 23222233 in words is "twenty-three million, two hundred twenty-two thousand, two hundred thirty-three".