222112203197 has 2 divisors, whose sum is σ = 222112203198. Its totient is φ = 222112203196.

The previous prime is 222112203161. The next prime is 222112203227. The reversal of 222112203197 is 791302211222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165800438596 + 56311764601 = 407186^2 + 237301^2 .

It is a cyclic number.

It is not a de Polignac number, because 222112203197 - 2⁶ = 222112203133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222112203097) 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, 111056101598 + 111056101599.

It is an arithmetic number, because the mean of its divisors is an integer number (111056101599).

Almost surely, 2^222112203197 is an apocalyptic number.

It is an amenable number.

222112203197 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112203197 is an equidigital number, since it uses as much as digits as its factorization.

222112203197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 222112203197 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred three thousand, one hundred ninety-seven".