1222331222267 has 2 divisors, whose sum is σ = 1222331222268. Its totient is φ = 1222331222266.

The previous prime is 1222331222221. The next prime is 1222331222309. The reversal of 1222331222267 is 7622221332221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222331222267 - 2²² = 1222327027963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222331282267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611165611133 + 611165611134.

It is an arithmetic number, because the mean of its divisors is an integer number (611165611134).

Almost surely, 2^{1222331222267} is an apocalyptic number.

1222331222267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222331222267 is an equidigital number, since it uses as much as digits as its factorization.

1222331222267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 35.

Adding to 1222331222267 its reverse (7622221332221), we get a palindrome (8844552554488).

The spelling of 1222331222267 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-one million, two hundred twenty-two thousand, two hundred sixty-seven".