11320213 has 2 divisors, whose sum is σ = 11320214. Its totient is φ = 11320212.

The previous prime is 11320189. The next prime is 11320229. The reversal of 11320213 is 31202311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9622404 + 1697809 = 3102^2 + 1303^2 .

It is a cyclic number.

It is not a de Polignac number, because 11320213 - 2⁹ = 11319701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11320193 and 11320202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11320273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660106 + 5660107.

It is an arithmetic number, because the mean of its divisors is an integer number (5660107).

Almost surely, 2^11320213 is an apocalyptic number.

It is an amenable number.

11320213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320213 is an equidigital number, since it uses as much as digits as its factorization.

11320213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11320213 is about 3364.5524219426. The cubic root of 11320213 is about 224.5354233021.

Adding to 11320213 its reverse (31202311), we get a palindrome (42522524).

The spelling of 11320213 in words is "eleven million, three hundred twenty thousand, two hundred thirteen".