222198241973 has 2 divisors, whose sum is σ = 222198241974. Its totient is φ = 222198241972.

The previous prime is 222198241963. The next prime is 222198242009. The reversal of 222198241973 is 379142891222.

222198241973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208594985284 + 13603256689 = 456722^2 + 116633^2 .

It is a cyclic number.

It is not a de Polignac number, because 222198241973 - 2⁸ = 222198241717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222198241963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111099120986 + 111099120987.

It is an arithmetic number, because the mean of its divisors is an integer number (111099120987).

Almost surely, 2^222198241973 is an apocalyptic number.

It is an amenable number.

222198241973 is a deficient number, since it is larger than the sum of its proper divisors (1).

222198241973 is an equidigital number, since it uses as much as digits as its factorization.

222198241973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 50.

The spelling of 222198241973 in words is "two hundred twenty-two billion, one hundred ninety-eight million, two hundred forty-one thousand, nine hundred seventy-three".