11013122213 has 2 divisors, whose sum is σ = 11013122214. Its totient is φ = 11013122212.

The previous prime is 11013122201. The next prime is 11013122233. The reversal of 11013122213 is 31222131011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9177256804 + 1835865409 = 95798^2 + 42847^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013122213 - 2⁶ = 11013122149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11013122191 and 11013122200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013122233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506561106 + 5506561107.

It is an arithmetic number, because the mean of its divisors is an integer number (5506561107).

Almost surely, 2^11013122213 is an apocalyptic number.

It is an amenable number.

11013122213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013122213 is an equidigital number, since it uses as much as digits as its factorization.

11013122213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11013122213 its reverse (31222131011), we get a palindrome (42235253224).

The spelling of 11013122213 in words is "eleven billion, thirteen million, one hundred twenty-two thousand, two hundred thirteen".