11221201110263 has 2 divisors, whose sum is σ = 11221201110264. Its totient is φ = 11221201110262.

The previous prime is 11221201110209. The next prime is 11221201110341. The reversal of 11221201110263 is 36201110212211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11221201110263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221201160263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610600555131 + 5610600555132.

It is an arithmetic number, because the mean of its divisors is an integer number (5610600555132).

Almost surely, 2^{11221201110263} is an apocalyptic number.

11221201110263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221201110263 is an equidigital number, since it uses as much as digits as its factorization.

11221201110263 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 23.

Adding to 11221201110263 its reverse (36201110212211), we get a palindrome (47422311322474).

The spelling of 11221201110263 in words is "eleven trillion, two hundred twenty-one billion, two hundred one million, one hundred ten thousand, two hundred sixty-three".