3220233130021 has 2 divisors, whose sum is σ = 3220233130022. Its totient is φ = 3220233130020.

The previous prime is 3220233130013. The next prime is 3220233130039. The reversal of 3220233130021 is 1200313320223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3113862568996 + 106370561025 = 1764614^2 + 326145^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220233130021 - 2³ = 3220233130013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3220233129974 and 3220233130001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220233130091) 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, 1610116565010 + 1610116565011.

It is an arithmetic number, because the mean of its divisors is an integer number (1610116565011).

Almost surely, 2^{3220233130021} is an apocalyptic number.

It is an amenable number.

3220233130021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220233130021 is an equidigital number, since it uses as much as digits as its factorization.

3220233130021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 3220233130021 its reverse (1200313320223), we get a palindrome (4420546450244).

The spelling of 3220233130021 in words is "three trillion, two hundred twenty billion, two hundred thirty-three million, one hundred thirty thousand, twenty-one".