2223221207 has 2 divisors, whose sum is σ = 2223221208. Its totient is φ = 2223221206.

The previous prime is 2223221197. The next prime is 2223221219. The reversal of 2223221207 is 7021223222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2223221207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223221237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111610603 + 1111610604.

It is an arithmetic number, because the mean of its divisors is an integer number (1111610604).

Almost surely, 2^2223221207 is an apocalyptic number.

2223221207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223221207 is an equidigital number, since it uses as much as digits as its factorization.

2223221207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2223221207 is about 47151.0467222097. The cubic root of 2223221207 is about 1305.1513957540.

Adding to 2223221207 its reverse (7021223222), we get a palindrome (9244444429).

The spelling of 2223221207 in words is "two billion, two hundred twenty-three million, two hundred twenty-one thousand, two hundred seven".