23222222227 has 2 divisors, whose sum is σ = 23222222228. Its totient is φ = 23222222226.

The previous prime is 23222222189. The next prime is 23222222239. The reversal of 23222222227 is 72222222232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23222222227 - 2²³ = 23213833619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23222222195 and 23222222204.

It is not a weakly prime, because it can be changed into another prime (23222222267) 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 as a sum of consecutive naturals, namely, 11611111113 + 11611111114.

It is an arithmetic number, because the mean of its divisors is an integer number (11611111114).

Almost surely, 2^23222222227 is an apocalyptic number.

23222222227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23222222227 is an equidigital number, since it uses as much as digits as its factorization.

23222222227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 28.

Adding to 23222222227 its reverse (72222222232), we get a palindrome (95444444459).

The spelling of 23222222227 in words is "twenty-three billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-seven".