11221100017 has 2 divisors, whose sum is σ = 11221100018. Its totient is φ = 11221100016.

The previous prime is 11221099973. The next prime is 11221100069. The reversal of 11221100017 is 71000112211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10477774321 + 743325696 = 102361^2 + 27264^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221100017 - 2¹¹ = 11221097969 is a prime.

It is not a weakly prime, because it can be changed into another prime (11221100717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610550008 + 5610550009.

It is an arithmetic number, because the mean of its divisors is an integer number (5610550009).

Almost surely, 2^11221100017 is an apocalyptic number.

It is an amenable number.

11221100017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221100017 is an equidigital number, since it uses as much as digits as its factorization.

11221100017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 11221100017 its reverse (71000112211), we get a palindrome (82221212228).

The spelling of 11221100017 in words is "eleven billion, two hundred twenty-one million, one hundred thousand, seventeen".