213032206 has 4 divisors (see below), whose sum is σ = 319548312. Its totient is φ = 106516102.

The previous prime is 213032189. The next prime is 213032221. The reversal of 213032206 is 602230312.

213032206 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53258050 + ... + 53258053.

It is an arithmetic number, because the mean of its divisors is an integer number (79887078).

Almost surely, 2^213032206 is an apocalyptic number.

213032206 is a deficient number, since it is larger than the sum of its proper divisors (106516106).

213032206 is a wasteful number, since it uses less digits than its factorization.

213032206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106516105.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 213032206 is about 14595.6228370015. The cubic root of 213032206 is about 597.2393601864.

Adding to 213032206 its reverse (602230312), we get a palindrome (815262518).

The spelling of 213032206 in words is "two hundred thirteen million, thirty-two thousand, two hundred six".