222211111207 has 2 divisors, whose sum is σ = 222211111208. Its totient is φ = 222211111206.

The previous prime is 222211111163. The next prime is 222211111211. The reversal of 222211111207 is 702111112222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222211111207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222211111267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105555603 + 111105555604.

It is an arithmetic number, because the mean of its divisors is an integer number (111105555604).

Almost surely, 2^222211111207 is an apocalyptic number.

222211111207 is a deficient number, since it is larger than the sum of its proper divisors (1).

222211111207 is an equidigital number, since it uses as much as digits as its factorization.

222211111207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 222211111207 its reverse (702111112222), we get a palindrome (924322223429).

The spelling of 222211111207 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, two hundred seven".