2012013020189 has 2 divisors, whose sum is σ = 2012013020190. Its totient is φ = 2012013020188.

The previous prime is 2012013020137. The next prime is 2012013020221. The reversal of 2012013020189 is 9810203102102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1849396005625 + 162617014564 = 1359925^2 + 403258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012013020189 is a prime.

It is a super-2 number, since 2×2012013020189² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012013020119) 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, 1006006510094 + 1006006510095.

It is an arithmetic number, because the mean of its divisors is an integer number (1006006510095).

Almost surely, 2^{2012013020189} is an apocalyptic number.

It is an amenable number.

2012013020189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012013020189 is an equidigital number, since it uses as much as digits as its factorization.

2012013020189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 2012013020189 in words is "two trillion, twelve billion, thirteen million, twenty thousand, one hundred eighty-nine".