213335111 has 8 divisors (see below), whose sum is σ = 232837248. Its totient is φ = 193851000.

The previous prime is 213335063. The next prime is 213335113. The reversal of 213335111 is 111533312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213335111 - 2¹⁰ = 213334087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213335113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36566 + ... + 41996.

It is an arithmetic number, because the mean of its divisors is an integer number (29104656).

Almost surely, 2^213335111 is an apocalyptic number.

213335111 is a deficient number, since it is larger than the sum of its proper divisors (19502137).

213335111 is a wasteful number, since it uses less digits than its factorization.

213335111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9013.

The product of its digits is 270, while the sum is 20.

The square root of 213335111 is about 14605.9957209360. The cubic root of 213335111 is about 597.5222925455.

Adding to 213335111 its reverse (111533312), we get a palindrome (324868423).

The spelling of 213335111 in words is "two hundred thirteen million, three hundred thirty-five thousand, one hundred eleven".