11021223313 has 2 divisors, whose sum is σ = 11021223314. Its totient is φ = 11021223312.

The previous prime is 11021223271. The next prime is 11021223347. The reversal of 11021223313 is 31332212011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10938649744 + 82573569 = 104588^2 + 9087^2 .

It is a cyclic number.

It is not a de Polignac number, because 11021223313 - 2¹⁷ = 11021092241 is a prime.

It is not a weakly prime, because it can be changed into another prime (11021223413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510611656 + 5510611657.

It is an arithmetic number, because the mean of its divisors is an integer number (5510611657).

Almost surely, 2^11021223313 is an apocalyptic number.

It is an amenable number.

11021223313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021223313 is an equidigital number, since it uses as much as digits as its factorization.

11021223313 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 19.

Adding to 11021223313 its reverse (31332212011), we get a palindrome (42353435324).

The spelling of 11021223313 in words is "eleven billion, twenty-one million, two hundred twenty-three thousand, three hundred thirteen".