3020021301281 has 2 divisors, whose sum is σ = 3020021301282. Its totient is φ = 3020021301280.

The previous prime is 3020021301277. The next prime is 3020021301383. The reversal of 3020021301281 is 1821031200203.

It is a happy number.

3020021301281 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2587529616400 + 432491684881 = 1608580^2 + 657641^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020021301281 - 2² = 3020021301277 is a prime.

It is a super-2 number, since 2×3020021301281² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3020021301481) 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, 1510010650640 + 1510010650641.

It is an arithmetic number, because the mean of its divisors is an integer number (1510010650641).

Almost surely, 2^{3020021301281} is an apocalyptic number.

It is an amenable number.

3020021301281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020021301281 is an equidigital number, since it uses as much as digits as its factorization.

3020021301281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 3020021301281 its reverse (1821031200203), we get a palindrome (4841052501484).

The spelling of 3020021301281 in words is "three trillion, twenty billion, twenty-one million, three hundred one thousand, two hundred eighty-one".