3000221230021 has 2 divisors, whose sum is σ = 3000221230022. Its totient is φ = 3000221230020.

The previous prime is 3000221229959. The next prime is 3000221230033. The reversal of 3000221230021 is 1200321220003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1604009585025 + 1396211644996 = 1266495^2 + 1181614^2 .

It is a cyclic number.

It is not a de Polignac number, because 3000221230021 - 2³⁵ = 2965861491653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3000221229977 and 3000221230004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3000221230091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500110615010 + 1500110615011.

It is an arithmetic number, because the mean of its divisors is an integer number (1500110615011).

Almost surely, 2^{3000221230021} is an apocalyptic number.

It is an amenable number.

3000221230021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3000221230021 is an equidigital number, since it uses as much as digits as its factorization.

3000221230021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3000221230021 its reverse (1200321220003), we get a palindrome (4200542450024).

The spelling of 3000221230021 in words is "three trillion, two hundred twenty-one million, two hundred thirty thousand, twenty-one".