11222203111213 has 2 divisors, whose sum is σ = 11222203111214. Its totient is φ = 11222203111212.

The previous prime is 11222203111169. The next prime is 11222203111253. The reversal of 11222203111213 is 31211130222211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7141310216329 + 4080892894884 = 2672323^2 + 2020122^2 .

It is a cyclic number.

It is not a de Polignac number, because 11222203111213 - 2¹³ = 11222203103021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222203111253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611101555606 + 5611101555607.

It is an arithmetic number, because the mean of its divisors is an integer number (5611101555607).

Almost surely, 2^{11222203111213} is an apocalyptic number.

It is an amenable number.

11222203111213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222203111213 is an equidigital number, since it uses as much as digits as its factorization.

11222203111213 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 22.

Adding to 11222203111213 its reverse (31211130222211), we get a palindrome (42433333333424).

The spelling of 11222203111213 in words is "eleven trillion, two hundred twenty-two billion, two hundred three million, one hundred eleven thousand, two hundred thirteen".