2010112101989 has 2 divisors, whose sum is σ = 2010112101990. Its totient is φ = 2010112101988.

The previous prime is 2010112101947. The next prime is 2010112102013. The reversal of 2010112101989 is 9891012110102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1726254376900 + 283857725089 = 1313870^2 + 532783^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010112101989 - 2⁸ = 2010112101733 is a prime.

It is a super-2 number, since 2×2010112101989² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010112101289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005056050994 + 1005056050995.

It is an arithmetic number, because the mean of its divisors is an integer number (1005056050995).

Almost surely, 2^{2010112101989} is an apocalyptic number.

It is an amenable number.

2010112101989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010112101989 is an equidigital number, since it uses as much as digits as its factorization.

2010112101989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 2010112101989 in words is "two trillion, ten billion, one hundred twelve million, one hundred one thousand, nine hundred eighty-nine".