2213030213 has 4 divisors (see below), whose sum is σ = 2214129420. Its totient is φ = 2211931008.

The previous prime is 2213030189. The next prime is 2213030221. The reversal of 2213030213 is 3120303122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 896283844 + 1316746369 = 29938^2 + 36287^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213030213 - 2¹² = 2213026117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2213030191 and 2213030200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2233030213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546578 + ... + 550611.

It is an arithmetic number, because the mean of its divisors is an integer number (553532355).

Almost surely, 2^2213030213 is an apocalyptic number.

It is an amenable number.

2213030213 is a deficient number, since it is larger than the sum of its proper divisors (1099207).

2213030213 is a wasteful number, since it uses less digits than its factorization.

2213030213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099206.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2213030213 is about 47042.8550685436. The cubic root of 2213030213 is about 1303.1541188570.

Adding to 2213030213 its reverse (3120303122), we get a palindrome (5333333335).

The spelling of 2213030213 in words is "two billion, two hundred thirteen million, thirty thousand, two hundred thirteen".