331201100322241 has 2 divisors, whose sum is σ = 331201100322242. Its totient is φ = 331201100322240.

The previous prime is 331201100322227. The next prime is 331201100322247. The reversal of 331201100322241 is 142223001102133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253800871214641 + 77400229107600 = 15931129^2 + 8797740^2 .

It is a cyclic number.

It is not a de Polignac number, because 331201100322241 - 2⁴⁷ = 190463611966913 is a prime.

It is not a weakly prime, because it can be changed into another prime (331201100322247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165600550161120 + 165600550161121.

It is an arithmetic number, because the mean of its divisors is an integer number (165600550161121).

Almost surely, 2^{331201100322241} is an apocalyptic number.

It is an amenable number.

331201100322241 is a deficient number, since it is larger than the sum of its proper divisors (1).

331201100322241 is an equidigital number, since it uses as much as digits as its factorization.

331201100322241 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 331201100322241 its reverse (142223001102133), we get a palindrome (473424101424374).

The spelling of 331201100322241 in words is "three hundred thirty-one trillion, two hundred one billion, one hundred million, three hundred twenty-two thousand, two hundred forty-one".