222321123163 has 2 divisors, whose sum is σ = 222321123164. Its totient is φ = 222321123162.

The previous prime is 222321123137. The next prime is 222321123257. The reversal of 222321123163 is 361321123222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222321123163 - 2⁹ = 222321122651 is a prime.

It is not a weakly prime, because it can be changed into another prime (222321123133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111160561581 + 111160561582.

It is an arithmetic number, because the mean of its divisors is an integer number (111160561582).

Almost surely, 2^222321123163 is an apocalyptic number.

222321123163 is a deficient number, since it is larger than the sum of its proper divisors (1).

222321123163 is an equidigital number, since it uses as much as digits as its factorization.

222321123163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

Adding to 222321123163 its reverse (361321123222), we get a palindrome (583642246385).

The spelling of 222321123163 in words is "two hundred twenty-two billion, three hundred twenty-one million, one hundred twenty-three thousand, one hundred sixty-three".