3301030021 has 2 divisors, whose sum is σ = 3301030022. Its totient is φ = 3301030020.

The previous prime is 3301030001. The next prime is 3301030039. The reversal of 3301030021 is 1200301033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3193493121 + 107536900 = 56511^2 + 10370^2 .

It is an emirp because it is prime and its reverse (1200301033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3301030021 - 2²¹ = 3298932869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3301029983 and 3301030010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3301030001) 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, 1650515010 + 1650515011.

It is an arithmetic number, because the mean of its divisors is an integer number (1650515011).

Almost surely, 2^3301030021 is an apocalyptic number.

It is an amenable number.

3301030021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3301030021 is an equidigital number, since it uses as much as digits as its factorization.

3301030021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3301030021 is about 57454.5909479826. The cubic root of 3301030021 is about 1488.9604359299.

Adding to 3301030021 its reverse (1200301033), we get a palindrome (4501331054).

The spelling of 3301030021 in words is "three billion, three hundred one million, thirty thousand, twenty-one".