222232444232209 has 2 divisors, whose sum is σ = 222232444232210. Its totient is φ = 222232444232208.

The previous prime is 222232444232191. The next prime is 222232444232261. The reversal of 222232444232209 is 902232444232222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148883239939984 + 73349204292225 = 12201772^2 + 8564415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222232444232209 is a prime.

It is not a weakly prime, because it can be changed into another prime (222232444233209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111116222116104 + 111116222116105.

It is an arithmetic number, because the mean of its divisors is an integer number (111116222116105).

Almost surely, 2^{222232444232209} is an apocalyptic number.

It is an amenable number.

222232444232209 is a deficient number, since it is larger than the sum of its proper divisors (1).

222232444232209 is an equidigital number, since it uses as much as digits as its factorization.

222232444232209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 43.

The spelling of 222232444232209 in words is "two hundred twenty-two trillion, two hundred thirty-two billion, four hundred forty-four million, two hundred thirty-two thousand, two hundred nine".