222221182241 has 2 divisors, whose sum is σ = 222221182242. Its totient is φ = 222221182240.

The previous prime is 222221182219. The next prime is 222221182247. The reversal of 222221182241 is 142281122222.

222221182241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143538688225 + 78682494016 = 378865^2 + 280504^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222221182241 is a prime.

It is not a weakly prime, because it can be changed into another prime (222221182247) 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, 111110591120 + 111110591121.

It is an arithmetic number, because the mean of its divisors is an integer number (111110591121).

Almost surely, 2^222221182241 is an apocalyptic number.

It is an amenable number.

222221182241 is a deficient number, since it is larger than the sum of its proper divisors (1).

222221182241 is an equidigital number, since it uses as much as digits as its factorization.

222221182241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4096, while the sum is 29.

The spelling of 222221182241 in words is "two hundred twenty-two billion, two hundred twenty-one million, one hundred eighty-two thousand, two hundred forty-one".