3312430021 has 2 divisors, whose sum is σ = 3312430022. Its totient is φ = 3312430020.

The previous prime is 3312430007. The next prime is 3312430027. The reversal of 3312430021 is 1200342133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3193380100 + 119049921 = 56510^2 + 10911^2 .

It is a cyclic number.

It is not a de Polignac number, because 3312430021 - 2¹⁷ = 3312298949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3312430027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656215010 + 1656215011.

It is an arithmetic number, because the mean of its divisors is an integer number (1656215011).

Almost surely, 2^3312430021 is an apocalyptic number.

It is an amenable number.

3312430021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3312430021 is an equidigital number, since it uses as much as digits as its factorization.

3312430021 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 3312430021 is about 57553.7142241923. The cubic root of 3312430021 is about 1490.6724921036.

Adding to 3312430021 its reverse (1200342133), we get a palindrome (4512772154).

The spelling of 3312430021 in words is "three billion, three hundred twelve million, four hundred thirty thousand, twenty-one".