20020321010167 has 2 divisors, whose sum is σ = 20020321010168. Its totient is φ = 20020321010166.

The previous prime is 20020321010119. The next prime is 20020321010197. The reversal of 20020321010167 is 76101012302002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20020321010167 - 2¹¹ = 20020321008119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020321010197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010160505083 + 10010160505084.

It is an arithmetic number, because the mean of its divisors is an integer number (10010160505084).

Almost surely, 2^{20020321010167} is an apocalyptic number.

20020321010167 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020321010167 is an equidigital number, since it uses as much as digits as its factorization.

20020321010167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 20020321010167 its reverse (76101012302002), we get a palindrome (96121333312169).

The spelling of 20020321010167 in words is "twenty trillion, twenty billion, three hundred twenty-one million, ten thousand, one hundred sixty-seven".