2221434067 has 2 divisors, whose sum is σ = 2221434068. Its totient is φ = 2221434066.

The previous prime is 2221434049. The next prime is 2221434071. The reversal of 2221434067 is 7604341222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221434067 - 2⁷ = 2221433939 is a prime.

It is not a weakly prime, because it can be changed into another prime (2221434667) 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, 1110717033 + 1110717034.

It is an arithmetic number, because the mean of its divisors is an integer number (1110717034).

Almost surely, 2^2221434067 is an apocalyptic number.

2221434067 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221434067 is an equidigital number, since it uses as much as digits as its factorization.

2221434067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 2221434067 is about 47132.0916892090. The cubic root of 2221434067 is about 1304.8015859782.

Adding to 2221434067 its reverse (7604341222), we get a palindrome (9825775289).

The spelling of 2221434067 in words is "two billion, two hundred twenty-one million, four hundred thirty-four thousand, sixty-seven".