321330301241 has 2 divisors, whose sum is σ = 321330301242. Its totient is φ = 321330301240.

The previous prime is 321330301141. The next prime is 321330301291. The reversal of 321330301241 is 142103033123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306567079225 + 14763222016 = 553685^2 + 121504^2 .

It is a cyclic number.

It is not a de Polignac number, because 321330301241 - 2¹⁰ = 321330300217 is a prime.

It is a super-2 number, since 2×321330301241² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (321330301291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160665150620 + 160665150621.

It is an arithmetic number, because the mean of its divisors is an integer number (160665150621).

Almost surely, 2^321330301241 is an apocalyptic number.

It is an amenable number.

321330301241 is a deficient number, since it is larger than the sum of its proper divisors (1).

321330301241 is an equidigital number, since it uses as much as digits as its factorization.

321330301241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321330301241 its reverse (142103033123), we get a palindrome (463433334364).

The spelling of 321330301241 in words is "three hundred twenty-one billion, three hundred thirty million, three hundred one thousand, two hundred forty-one".