1323223311167 has 2 divisors, whose sum is σ = 1323223311168. Its totient is φ = 1323223311166.

The previous prime is 1323223311121. The next prime is 1323223311283. The reversal of 1323223311167 is 7611133223231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323223311167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323223301167) 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, 661611655583 + 661611655584.

It is an arithmetic number, because the mean of its divisors is an integer number (661611655584).

Almost surely, 2^{1323223311167} is an apocalyptic number.

1323223311167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323223311167 is an equidigital number, since it uses as much as digits as its factorization.

1323223311167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

Adding to 1323223311167 its reverse (7611133223231), we get a palindrome (8934356534398).

The spelling of 1323223311167 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, three hundred eleven thousand, one hundred sixty-seven".