2210042213 has 4 divisors (see below), whose sum is σ = 2210921388. Its totient is φ = 2209163040.

The previous prime is 2210042203. The next prime is 2210042221. The reversal of 2210042213 is 3122400122.

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 755535169 + 1454507044 = 27487^2 + 38138^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210042213 - 2¹⁰ = 2210041189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2210042191 and 2210042200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210042203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435806 + ... + 440847.

It is an arithmetic number, because the mean of its divisors is an integer number (552730347).

Almost surely, 2^2210042213 is an apocalyptic number.

It is an amenable number.

2210042213 is a deficient number, since it is larger than the sum of its proper divisors (879175).

2210042213 is an equidigital number, since it uses as much as digits as its factorization.

2210042213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879174.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2210042213 is about 47011.0860648847. The cubic root of 2210042213 is about 1302.5673550220.

Adding to 2210042213 its reverse (3122400122), we get a palindrome (5332442335).

The spelling of 2210042213 in words is "two billion, two hundred ten million, forty-two thousand, two hundred thirteen".