312020321421241 has 2 divisors, whose sum is σ = 312020321421242. Its totient is φ = 312020321421240.

The previous prime is 312020321421233. The next prime is 312020321421337. The reversal of 312020321421241 is 142124123020213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310023175875625 + 1997145545616 = 17607475^2 + 1413204^2 .

It is a cyclic number.

It is not a de Polignac number, because 312020321421241 - 2³ = 312020321421233 is a prime.

It is not a weakly prime, because it can be changed into another prime (312020321421041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156010160710620 + 156010160710621.

It is an arithmetic number, because the mean of its divisors is an integer number (156010160710621).

Almost surely, 2^{312020321421241} is an apocalyptic number.

It is an amenable number.

312020321421241 is a deficient number, since it is larger than the sum of its proper divisors (1).

312020321421241 is an equidigital number, since it uses as much as digits as its factorization.

312020321421241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 312020321421241 its reverse (142124123020213), we get a palindrome (454144444441454).

The spelling of 312020321421241 in words is "three hundred twelve trillion, twenty billion, three hundred twenty-one million, four hundred twenty-one thousand, two hundred forty-one".