20622060171 has 12 divisors (see below), whose sum is σ = 31539621672. Its totient is φ = 12939331776.

The previous prime is 20622060163. The next prime is 20622060197. The reversal of 20622060171 is 17106022602.

20622060171 is a `hidden beast` number, since 20 + 622 + 0 + 6 + 0 + 17 + 1 = 666.

It is not a de Polignac number, because 20622060171 - 2³ = 20622060163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20622060101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67392201 + ... + 67392506.

It is an arithmetic number, because the mean of its divisors is an integer number (2628301806).

Almost surely, 2^20622060171 is an apocalyptic number.

20622060171 is a deficient number, since it is larger than the sum of its proper divisors (10917561501).

20622060171 is a wasteful number, since it uses less digits than its factorization.

20622060171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134784730 (or 134784727 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

Adding to 20622060171 its reverse (17106022602), we get a palindrome (37728082773).

The spelling of 20622060171 in words is "twenty billion, six hundred twenty-two million, sixty thousand, one hundred seventy-one".