1001222122163 has 2 divisors, whose sum is σ = 1001222122164. Its totient is φ = 1001222122162.

The previous prime is 1001222122111. The next prime is 1001222122169. The reversal of 1001222122163 is 3612212221001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001222122163 - 2¹⁰ = 1001222121139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001222122169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500611061081 + 500611061082.

It is an arithmetic number, because the mean of its divisors is an integer number (500611061082).

Almost surely, 2^{1001222122163} is an apocalyptic number.

1001222122163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001222122163 is an equidigital number, since it uses as much as digits as its factorization.

1001222122163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1001222122163 its reverse (3612212221001), we get a palindrome (4613434343164).

The spelling of 1001222122163 in words is "one trillion, one billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred sixty-three".