2010120211009 has 2 divisors, whose sum is σ = 2010120211010. Its totient is φ = 2010120211008.

The previous prime is 2010120210997. The next prime is 2010120211037. The reversal of 2010120211009 is 9001120210102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1582702383025 + 427417827984 = 1258055^2 + 653772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010120211009 - 2¹⁷ = 2010120079937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010120211049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005060105504 + 1005060105505.

It is an arithmetic number, because the mean of its divisors is an integer number (1005060105505).

Almost surely, 2^{2010120211009} is an apocalyptic number.

It is an amenable number.

2010120211009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010120211009 is an equidigital number, since it uses as much as digits as its factorization.

2010120211009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 2010120211009 in words is "two trillion, ten billion, one hundred twenty million, two hundred eleven thousand, nine".