331200041 has 2 divisors, whose sum is σ = 331200042. Its totient is φ = 331200040.

The previous prime is 331200017. The next prime is 331200043. The reversal of 331200041 is 140002133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331094416 + 105625 = 18196^2 + 325^2 .

It is a cyclic number.

It is not a de Polignac number, because 331200041 - 2¹⁰ = 331199017 is a prime.

It is a Sophie Germain prime.

Together with 331200043, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 331199989 and 331200025.

It is not a weakly prime, because it can be changed into another prime (331200043) 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, 165600020 + 165600021.

It is an arithmetic number, because the mean of its divisors is an integer number (165600021).

Almost surely, 2^331200041 is an apocalyptic number.

It is an amenable number.

331200041 is a deficient number, since it is larger than the sum of its proper divisors (1).

331200041 is an equidigital number, since it uses as much as digits as its factorization.

331200041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 331200041 is about 18198.9021921653. The cubic root of 331200041 is about 691.8789653497.

Adding to 331200041 its reverse (140002133), we get a palindrome (471202174).

The spelling of 331200041 in words is "three hundred thirty-one million, two hundred thousand, forty-one".