20020170167 has 2 divisors, whose sum is σ = 20020170168. Its totient is φ = 20020170166.

The previous prime is 20020170151. The next prime is 20020170227. The reversal of 20020170167 is 76107102002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020170167 - 2⁴ = 20020170151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020170067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010085083 + 10010085084.

It is an arithmetic number, because the mean of its divisors is an integer number (10010085084).

Almost surely, 2^20020170167 is an apocalyptic number.

20020170167 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020170167 is an equidigital number, since it uses as much as digits as its factorization.

20020170167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 26.

Adding to 20020170167 its reverse (76107102002), we get a palindrome (96127272169).

The spelling of 20020170167 in words is "twenty billion, twenty million, one hundred seventy thousand, one hundred sixty-seven".