331213243120601 has 2 divisors, whose sum is σ = 331213243120602. Its totient is φ = 331213243120600.

The previous prime is 331213243120583. The next prime is 331213243120651. The reversal of 331213243120601 is 106021342312133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215495030703001 + 115718212417600 = 14679749^2 + 10757240^2 .

It is a cyclic number.

It is not a de Polignac number, because 331213243120601 - 2¹⁴ = 331213243104217 is a prime.

It is not a weakly prime, because it can be changed into another prime (331213243120651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165606621560300 + 165606621560301.

It is an arithmetic number, because the mean of its divisors is an integer number (165606621560301).

Almost surely, 2^{331213243120601} is an apocalyptic number.

It is an amenable number.

331213243120601 is a deficient number, since it is larger than the sum of its proper divisors (1).

331213243120601 is an equidigital number, since it uses as much as digits as its factorization.

331213243120601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 331213243120601 its reverse (106021342312133), we get a palindrome (437234585432734).

The spelling of 331213243120601 in words is "three hundred thirty-one trillion, two hundred thirteen billion, two hundred forty-three million, one hundred twenty thousand, six hundred one".