213003020213 has 2 divisors, whose sum is σ = 213003020214. Its totient is φ = 213003020212.

The previous prime is 213003020201. The next prime is 213003020221. The reversal of 213003020213 is 312020300312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198138046129 + 14864974084 = 445127^2 + 121922^2 .

It is a cyclic number.

It is not a de Polignac number, because 213003020213 - 2³⁰ = 211929278389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213003020191 and 213003020200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213003020413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501510106 + 106501510107.

It is an arithmetic number, because the mean of its divisors is an integer number (106501510107).

Almost surely, 2^213003020213 is an apocalyptic number.

It is an amenable number.

213003020213 is a deficient number, since it is larger than the sum of its proper divisors (1).

213003020213 is an equidigital number, since it uses as much as digits as its factorization.

213003020213 is an evil number, because the sum of its binary digits is even.

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

Adding to 213003020213 its reverse (312020300312), we get a palindrome (525023320525).

The spelling of 213003020213 in words is "two hundred thirteen billion, three million, twenty thousand, two hundred thirteen".