331434243001 has 2 divisors, whose sum is σ = 331434243002. Its totient is φ = 331434243000.

The previous prime is 331434242981. The next prime is 331434243131. The reversal of 331434243001 is 100342434133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167218837776 + 164215405225 = 408924^2 + 405235^2 .

It is a cyclic number.

It is not a de Polignac number, because 331434243001 - 2¹³ = 331434234809 is a prime.

It is not a weakly prime, because it can be changed into another prime (331434043001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165717121500 + 165717121501.

It is an arithmetic number, because the mean of its divisors is an integer number (165717121501).

Almost surely, 2^331434243001 is an apocalyptic number.

It is an amenable number.

331434243001 is a deficient number, since it is larger than the sum of its proper divisors (1).

331434243001 is an equidigital number, since it uses as much as digits as its factorization.

331434243001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 331434243001 its reverse (100342434133), we get a palindrome (431776677134).

The spelling of 331434243001 in words is "three hundred thirty-one billion, four hundred thirty-four million, two hundred forty-three thousand, one".