11220223213 has 2 divisors, whose sum is σ = 11220223214. Its totient is φ = 11220223212.

The previous prime is 11220223199. The next prime is 11220223241. The reversal of 11220223213 is 31232202211.

11220223213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11041386084 + 178837129 = 105078^2 + 13373^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220223213 - 2⁹ = 11220222701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220223283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610111606 + 5610111607.

It is an arithmetic number, because the mean of its divisors is an integer number (5610111607).

Almost surely, 2^11220223213 is an apocalyptic number.

It is an amenable number.

11220223213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220223213 is an equidigital number, since it uses as much as digits as its factorization.

11220223213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11220223213 its reverse (31232202211), we get a palindrome (42452425424).

The spelling of 11220223213 in words is "eleven billion, two hundred twenty million, two hundred twenty-three thousand, two hundred thirteen".