2030320011281 has 2 divisors, whose sum is σ = 2030320011282. Its totient is φ = 2030320011280.

The previous prime is 2030320011257. The next prime is 2030320011329. The reversal of 2030320011281 is 1821100230302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1589072021056 + 441247990225 = 1260584^2 + 664265^2 .

It is a cyclic number.

It is not a de Polignac number, because 2030320011281 - 2¹⁴ = 2030319994897 is a prime.

It is a super-2 number, since 2×2030320011281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2030320011581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015160005640 + 1015160005641.

It is an arithmetic number, because the mean of its divisors is an integer number (1015160005641).

Almost surely, 2^{2030320011281} is an apocalyptic number.

It is an amenable number.

2030320011281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030320011281 is an equidigital number, since it uses as much as digits as its factorization.

2030320011281 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 2030320011281 its reverse (1821100230302), we get a palindrome (3851420241583).

The spelling of 2030320011281 in words is "two trillion, thirty billion, three hundred twenty million, eleven thousand, two hundred eighty-one".