321120334103 has 2 divisors, whose sum is σ = 321120334104. Its totient is φ = 321120334102.

The previous prime is 321120334091. The next prime is 321120334169. The reversal of 321120334103 is 301433021123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321120334103 - 2⁸ = 321120333847 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321120634103) 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, 160560167051 + 160560167052.

It is an arithmetic number, because the mean of its divisors is an integer number (160560167052).

Almost surely, 2^321120334103 is an apocalyptic number.

321120334103 is a deficient number, since it is larger than the sum of its proper divisors (1).

321120334103 is an equidigital number, since it uses as much as digits as its factorization.

321120334103 is an odious number, because the sum of its binary digits is odd.

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

Adding to 321120334103 its reverse (301433021123), we get a palindrome (622553355226).

The spelling of 321120334103 in words is "three hundred twenty-one billion, one hundred twenty million, three hundred thirty-four thousand, one hundred three".