331013122020241 has 2 divisors, whose sum is σ = 331013122020242. Its totient is φ = 331013122020240.

The previous prime is 331013122020239. The next prime is 331013122020247. The reversal of 331013122020241 is 142020221310133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331006935411216 + 6186609025 = 18193596^2 + 78655^2 .

It is a cyclic number.

It is not a de Polignac number, because 331013122020241 - 2¹ = 331013122020239 is a prime.

Together with 331013122020239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (331013122020247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165506561010120 + 165506561010121.

It is an arithmetic number, because the mean of its divisors is an integer number (165506561010121).

Almost surely, 2^{331013122020241} is an apocalyptic number.

It is an amenable number.

331013122020241 is a deficient number, since it is larger than the sum of its proper divisors (1).

331013122020241 is an equidigital number, since it uses as much as digits as its factorization.

331013122020241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 331013122020241 its reverse (142020221310133), we get a palindrome (473033343330374).

The spelling of 331013122020241 in words is "three hundred thirty-one trillion, thirteen billion, one hundred twenty-two million, twenty thousand, two hundred forty-one".