222221182247 has 2 divisors, whose sum is σ = 222221182248. Its totient is φ = 222221182246.

The previous prime is 222221182241. The next prime is 222221182273. The reversal of 222221182247 is 742281122222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222221182247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222221182241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110591123 + 111110591124.

It is an arithmetic number, because the mean of its divisors is an integer number (111110591124).

Almost surely, 2^222221182247 is an apocalyptic number.

222221182247 is a deficient number, since it is larger than the sum of its proper divisors (1).

222221182247 is an equidigital number, since it uses as much as digits as its factorization.

222221182247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28672, while the sum is 35.

The spelling of 222221182247 in words is "two hundred twenty-two billion, two hundred twenty-one million, one hundred eighty-two thousand, two hundred forty-seven".