1112212022197 has 2 divisors, whose sum is σ = 1112212022198. Its totient is φ = 1112212022196.

The previous prime is 1112212022113. The next prime is 1112212022221. The reversal of 1112212022197 is 7912202122111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1052524157476 + 59687864721 = 1025926^2 + 244311^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112212022197 - 2¹¹ = 1112212020149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112212022497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556106011098 + 556106011099.

It is an arithmetic number, because the mean of its divisors is an integer number (556106011099).

Almost surely, 2^{1112212022197} is an apocalyptic number.

It is an amenable number.

1112212022197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112212022197 is an equidigital number, since it uses as much as digits as its factorization.

1112212022197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 1112212022197 in words is "one trillion, one hundred twelve billion, two hundred twelve million, twenty-two thousand, one hundred ninety-seven".