2100334321 has 2 divisors, whose sum is σ = 2100334322. Its totient is φ = 2100334320.

The previous prime is 2100334253. The next prime is 2100334331. The reversal of 2100334321 is 1234330012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1974558096 + 125776225 = 44436^2 + 11215^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100334321 - 2¹⁷ = 2100203249 is a prime.

It is a super-2 number, since 2×2100334321² = 8822808519941062082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100334331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050167160 + 1050167161.

It is an arithmetic number, because the mean of its divisors is an integer number (1050167161).

Almost surely, 2^2100334321 is an apocalyptic number.

It is an amenable number.

2100334321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100334321 is an equidigital number, since it uses as much as digits as its factorization.

2100334321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2100334321 is about 45829.4045455535. The cubic root of 2100334321 is about 1280.6471176525.

Adding to 2100334321 its reverse (1234330012), we get a palindrome (3334664333).

The spelling of 2100334321 in words is "two billion, one hundred million, three hundred thirty-four thousand, three hundred twenty-one".