11020220101171 has 2 divisors, whose sum is σ = 11020220101172. Its totient is φ = 11020220101170.

The previous prime is 11020220101087. The next prime is 11020220101291. The reversal of 11020220101171 is 17110102202011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11020220101171 - 2¹¹ = 11020220099123 is a prime.

It is not a weakly prime, because it can be changed into another prime (11020220101771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510110050585 + 5510110050586.

It is an arithmetic number, because the mean of its divisors is an integer number (5510110050586).

Almost surely, 2^{11020220101171} is an apocalyptic number.

11020220101171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020220101171 is an equidigital number, since it uses as much as digits as its factorization.

11020220101171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 11020220101171 its reverse (17110102202011), we get a palindrome (28130322303182).

The spelling of 11020220101171 in words is "eleven trillion, twenty billion, two hundred twenty million, one hundred one thousand, one hundred seventy-one".