1112222197 has 2 divisors, whose sum is σ = 1112222198. Its totient is φ = 1112222196.

The previous prime is 1112222191. The next prime is 1112222203. The reversal of 1112222197 is 7912222111.

It is a balanced prime because it is at equal distance from previous prime (1112222191) and next prime (1112222203).

It can be written as a sum of positive squares in only one way, i.e., 1036775601 + 75446596 = 32199^2 + 8686^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112222197 - 2¹¹ = 1112220149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112222191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556111098 + 556111099.

It is an arithmetic number, because the mean of its divisors is an integer number (556111099).

Almost surely, 2^1112222197 is an apocalyptic number.

It is an amenable number.

1112222197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112222197 is an equidigital number, since it uses as much as digits as its factorization.

1112222197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 28.

The square root of 1112222197 is about 33349.9954572711. The cubic root of 1112222197 is about 1036.0892938568.

The spelling of 1112222197 in words is "one billion, one hundred twelve million, two hundred twenty-two thousand, one hundred ninety-seven".