213310011 has 4 divisors (see below), whose sum is σ = 284413352. Its totient is φ = 142206672.

The previous prime is 213310007. The next prime is 213310021. The reversal of 213310011 is 110013312.

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

It is not a de Polignac number, because 213310011 - 2² = 213310007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213310021) 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, 35551666 + ... + 35551671.

It is an arithmetic number, because the mean of its divisors is an integer number (71103338).

Almost surely, 2^213310011 is an apocalyptic number.

213310011 is a deficient number, since it is larger than the sum of its proper divisors (71103341).

213310011 is an equidigital number, since it uses as much as digits as its factorization.

213310011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71103340.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 213310011 is about 14605.1364594789. The cubic root of 213310011 is about 597.4988577442.

Adding to 213310011 its reverse (110013312), we get a palindrome (323323323).

The spelling of 213310011 in words is "two hundred thirteen million, three hundred ten thousand, eleven".