321003320322103 has 12 divisors (see below), whose sum is σ = 347138066905560. Its totient is φ = 296458838544176.

The previous prime is 321003320322059. The next prime is 321003320322203. The reversal of 321003320322103 is 301223023300123.

It is not a de Polignac number, because 321003320322103 - 2⁹ = 321003320321591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321003320322203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10462253101 + ... + 10462283782.

It is an arithmetic number, because the mean of its divisors is an integer number (28928172242130).

Almost surely, 2^{321003320322103} is an apocalyptic number.

321003320322103 is a deficient number, since it is larger than the sum of its proper divisors (26134746583457).

321003320322103 is a wasteful number, since it uses less digits than its factorization.

321003320322103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20924536958 (or 20924536935 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 321003320322103 its reverse (301223023300123), we get a palindrome (622226343622226).

The spelling of 321003320322103 in words is "three hundred twenty-one trillion, three billion, three hundred twenty million, three hundred twenty-two thousand, one hundred three".