2000120020189 has 2 divisors, whose sum is σ = 2000120020190. Its totient is φ = 2000120020188.

The previous prime is 2000120020177. The next prime is 2000120020237. The reversal of 2000120020189 is 9810200210002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1884189984964 + 115930035225 = 1372658^2 + 340485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000120020189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000120020169) 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, 1000060010094 + 1000060010095.

It is an arithmetic number, because the mean of its divisors is an integer number (1000060010095).

Almost surely, 2^{2000120020189} is an apocalyptic number.

It is an amenable number.

2000120020189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000120020189 is an equidigital number, since it uses as much as digits as its factorization.

2000120020189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 2000120020189 in words is "two trillion, one hundred twenty million, twenty thousand, one hundred eighty-nine".