213322567 has 2 divisors, whose sum is σ = 213322568. Its totient is φ = 213322566.

The previous prime is 213322561. The next prime is 213322591. The reversal of 213322567 is 765223312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213322567 - 2¹⁵ = 213289799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213322561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106661283 + 106661284.

It is an arithmetic number, because the mean of its divisors is an integer number (106661284).

Almost surely, 2^213322567 is an apocalyptic number.

213322567 is a deficient number, since it is larger than the sum of its proper divisors (1).

213322567 is an equidigital number, since it uses as much as digits as its factorization.

213322567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 213322567 is about 14605.5663019275. The cubic root of 213322567 is about 597.5105809766.

Adding to 213322567 its reverse (765223312), we get a palindrome (978545879).

The spelling of 213322567 in words is "two hundred thirteen million, three hundred twenty-two thousand, five hundred sixty-seven".