213413111 has 4 divisors (see below), whose sum is σ = 224645400. Its totient is φ = 202180824.

The previous prime is 213413107. The next prime is 213413119. The reversal of 213413111 is 111314312.

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

It is not a de Polignac number, because 213413111 - 2² = 213413107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213413111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213413119) 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 in 3 ways as a sum of consecutive naturals, for example, 5616116 + ... + 5616153.

It is an arithmetic number, because the mean of its divisors is an integer number (56161350).

Almost surely, 2^213413111 is an apocalyptic number.

213413111 is a deficient number, since it is larger than the sum of its proper divisors (11232289).

213413111 is a wasteful number, since it uses less digits than its factorization.

213413111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11232288.

The product of its digits is 72, while the sum is 17.

The square root of 213413111 is about 14608.6656132585. The cubic root of 213413111 is about 597.5951060947.

Adding to 213413111 its reverse (111314312), we get a palindrome (324727423).

The spelling of 213413111 in words is "two hundred thirteen million, four hundred thirteen thousand, one hundred eleven".