11202170617171 has 8 divisors (see below), whose sum is σ = 11219003639424. Its totient is φ = 11185338440640.

The previous prime is 11202170617103. The next prime is 11202170617189. The reversal of 11202170617171 is 17171607120211.

11202170617171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11202170617171 - 2²¹ = 11202168520019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11202170617171.

It is not an unprimeable number, because it can be changed into a prime (11202170677171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29409886 + ... + 29788348.

It is an arithmetic number, because the mean of its divisors is an integer number (1402375454928).

Almost surely, 2^{11202170617171} is an apocalyptic number.

11202170617171 is a deficient number, since it is larger than the sum of its proper divisors (16833022253).

11202170617171 is an equidigital number, since it uses as much as digits as its factorization.

11202170617171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422861.

The product of its (nonzero) digits is 8232, while the sum is 37.

Adding to 11202170617171 its reverse (17171607120211), we get a palindrome (28373777737382).

The spelling of 11202170617171 in words is "eleven trillion, two hundred two billion, one hundred seventy million, six hundred seventeen thousand, one hundred seventy-one".