213411323 has 2 divisors, whose sum is σ = 213411324. Its totient is φ = 213411322.

The previous prime is 213411299. The next prime is 213411371. The reversal of 213411323 is 323114312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213411323 - 2⁶ = 213411259 is a prime.

It is a super-2 number, since 2×213411323² = 91088785569220658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213411295 and 213411304.

It is not a weakly prime, because it can be changed into another prime (213411383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106705661 + 106705662.

It is an arithmetic number, because the mean of its divisors is an integer number (106705662).

Almost surely, 2^213411323 is an apocalyptic number.

213411323 is a deficient number, since it is larger than the sum of its proper divisors (1).

213411323 is an equidigital number, since it uses as much as digits as its factorization.

213411323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 213411323 is about 14608.6044165759. The cubic root of 213411323 is about 597.5934371828.

Adding to 213411323 its reverse (323114312), we get a palindrome (536525635).

The spelling of 213411323 in words is "two hundred thirteen million, four hundred eleven thousand, three hundred twenty-three".