222321107 has 2 divisors, whose sum is σ = 222321108. Its totient is φ = 222321106.

The previous prime is 222321097. The next prime is 222321133. The reversal of 222321107 is 701123222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222321107 - 2⁸ = 222320851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222321157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111160553 + 111160554.

It is an arithmetic number, because the mean of its divisors is an integer number (111160554).

Almost surely, 2^222321107 is an apocalyptic number.

222321107 is a deficient number, since it is larger than the sum of its proper divisors (1).

222321107 is an equidigital number, since it uses as much as digits as its factorization.

222321107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 222321107 is about 14910.4361773893. The cubic root of 222321107 is about 605.7966937376.

Adding to 222321107 its reverse (701123222), we get a palindrome (923444329).

The spelling of 222321107 in words is "two hundred twenty-two million, three hundred twenty-one thousand, one hundred seven".