222202243 has 2 divisors, whose sum is σ = 222202244. Its totient is φ = 222202242.

The previous prime is 222202237. The next prime is 222202259. The reversal of 222202243 is 342202222.

It is a happy number.

222202243 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222202243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222202243.

It is not a weakly prime, because it can be changed into another prime (222202943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101121 + 111101122.

It is an arithmetic number, because the mean of its divisors is an integer number (111101122).

Almost surely, 2^222202243 is an apocalyptic number.

222202243 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202243 is an equidigital number, since it uses as much as digits as its factorization.

222202243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 222202243 is about 14906.4497114504. The cubic root of 222202243 is about 605.6887114053.

Adding to 222202243 its reverse (342202222), we get a palindrome (564404465).

The spelling of 222202243 in words is "two hundred twenty-two million, two hundred two thousand, two hundred forty-three".