11220101333171 has 2 divisors, whose sum is σ = 11220101333172. Its totient is φ = 11220101333170.

The previous prime is 11220101333143. The next prime is 11220101333213. The reversal of 11220101333171 is 17133310102211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11220101333171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11220101333171.

It is not a weakly prime, because it can be changed into another prime (11220101333131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610050666585 + 5610050666586.

It is an arithmetic number, because the mean of its divisors is an integer number (5610050666586).

Almost surely, 2^{11220101333171} is an apocalyptic number.

11220101333171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220101333171 is an equidigital number, since it uses as much as digits as its factorization.

11220101333171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 26.

Adding to 11220101333171 its reverse (17133310102211), we get a palindrome (28353411435382).

The spelling of 11220101333171 in words is "eleven trillion, two hundred twenty billion, one hundred one million, three hundred thirty-three thousand, one hundred seventy-one".