112221020211169 has 2 divisors, whose sum is σ = 112221020211170. Its totient is φ = 112221020211168.

The previous prime is 112221020211137. The next prime is 112221020211227. The reversal of 112221020211169 is 961112020122211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62488835280144 + 49732184931025 = 7904988^2 + 7052105^2 .

It is an emirp because it is prime and its reverse (961112020122211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112221020211169 - 2⁵ = 112221020211137 is a prime.

It is a super-2 number, since 2×112221020211169² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112221020211169.

It is not a weakly prime, because it can be changed into another prime (112221020211269) 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, 56110510105584 + 56110510105585.

It is an arithmetic number, because the mean of its divisors is an integer number (56110510105585).

Almost surely, 2^{112221020211169} is an apocalyptic number.

It is an amenable number.

112221020211169 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221020211169 is an equidigital number, since it uses as much as digits as its factorization.

112221020211169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 112221020211169 in words is "one hundred twelve trillion, two hundred twenty-one billion, twenty million, two hundred eleven thousand, one hundred sixty-nine".