20050110169 has 2 divisors, whose sum is σ = 20050110170. Its totient is φ = 20050110168.

The previous prime is 20050110083. The next prime is 20050110257. The reversal of 20050110169 is 96101105002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11702912400 + 8347197769 = 108180^2 + 91363^2 .

It is a cyclic number.

It is not a de Polignac number, because 20050110169 - 2¹¹ = 20050108121 is a prime.

It is a super-2 number, since 2×20050110169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20050110469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10025055084 + 10025055085.

It is an arithmetic number, because the mean of its divisors is an integer number (10025055085).

Almost surely, 2^20050110169 is an apocalyptic number.

It is an amenable number.

20050110169 is a deficient number, since it is larger than the sum of its proper divisors (1).

20050110169 is an equidigital number, since it uses as much as digits as its factorization.

20050110169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 20050110169 in words is "twenty billion, fifty million, one hundred ten thousand, one hundred sixty-nine".