2010084721 has 2 divisors, whose sum is σ = 2010084722. Its totient is φ = 2010084720.

The previous prime is 2010084707. The next prime is 2010084761. The reversal of 2010084721 is 1274800102.

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., 1744231696 + 265853025 = 41764^2 + 16305^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010084721 - 2¹³ = 2010076529 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010084761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005042360 + 1005042361.

It is an arithmetic number, because the mean of its divisors is an integer number (1005042361).

Almost surely, 2^2010084721 is an apocalyptic number.

It is an amenable number.

2010084721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010084721 is an equidigital number, since it uses as much as digits as its factorization.

2010084721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 2010084721 is about 44833.9683833586. The cubic root of 2010084721 is about 1262.0351592111.

Adding to 2010084721 its reverse (1274800102), we get a palindrome (3284884823).

The spelling of 2010084721 in words is "two billion, ten million, eighty-four thousand, seven hundred twenty-one".