11220210221243 has 2 divisors, whose sum is σ = 11220210221244. Its totient is φ = 11220210221242.

The previous prime is 11220210221179. The next prime is 11220210221249. The reversal of 11220210221243 is 34212201202211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11220210221243 - 2⁶ = 11220210221179 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220210221249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610105110621 + 5610105110622.

It is an arithmetic number, because the mean of its divisors is an integer number (5610105110622).

Almost surely, 2^{11220210221243} is an apocalyptic number.

11220210221243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220210221243 is an equidigital number, since it uses as much as digits as its factorization.

11220210221243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11220210221243 its reverse (34212201202211), we get a palindrome (45432411423454).

The spelling of 11220210221243 in words is "eleven trillion, two hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, two hundred forty-three".