213312067 has 4 divisors (see below), whose sum is σ = 219077296. Its totient is φ = 207546840.

The previous prime is 213312037. The next prime is 213312079. The reversal of 213312067 is 760213312.

213312067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213312067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213312007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882559 + ... + 2882632.

It is an arithmetic number, because the mean of its divisors is an integer number (54769324).

Almost surely, 2^213312067 is an apocalyptic number.

213312067 is a deficient number, since it is larger than the sum of its proper divisors (5765229).

213312067 is an equidigital number, since it uses as much as digits as its factorization.

213312067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5765228.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 213312067 is about 14605.2068455055. The cubic root of 213312067 is about 597.5007774130.

Adding to 213312067 its reverse (760213312), we get a palindrome (973525379).

The spelling of 213312067 in words is "two hundred thirteen million, three hundred twelve thousand, sixty-seven".