2010122321 has 2 divisors, whose sum is σ = 2010122322. Its totient is φ = 2010122320.

The previous prime is 2010122311. The next prime is 2010122351. The reversal of 2010122321 is 1232210102.

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., 1635312721 + 374809600 = 40439^2 + 19360^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010122321 - 2²² = 2005928017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010122296 and 2010122305.

It is not a weakly prime, because it can be changed into another prime (2010122311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005061160 + 1005061161.

It is an arithmetic number, because the mean of its divisors is an integer number (1005061161).

Almost surely, 2^2010122321 is an apocalyptic number.

It is an amenable number.

2010122321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010122321 is an equidigital number, since it uses as much as digits as its factorization.

2010122321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2010122321 is about 44834.3877063131. The cubic root of 2010122321 is about 1262.0430282370.

Adding to 2010122321 its reverse (1232210102), we get a palindrome (3242332423).

The spelling of 2010122321 in words is "two billion, ten million, one hundred twenty-two thousand, three hundred twenty-one".