11222111222167 has 2 divisors, whose sum is σ = 11222111222168. Its totient is φ = 11222111222166.

The previous prime is 11222111222159. The next prime is 11222111222171. The reversal of 11222111222167 is 76122211122211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11222111222167 - 2³ = 11222111222159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222111222177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611055611083 + 5611055611084.

It is an arithmetic number, because the mean of its divisors is an integer number (5611055611084).

Almost surely, 2^{11222111222167} is an apocalyptic number.

11222111222167 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222111222167 is an equidigital number, since it uses as much as digits as its factorization.

11222111222167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 31.

Adding to 11222111222167 its reverse (76122211122211), we get a palindrome (87344322344378).

The spelling of 11222111222167 in words is "eleven trillion, two hundred twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred sixty-seven".