321340203003 has 8 divisors (see below), whose sum is σ = 428502711616. Its totient is φ = 214202248200.

The previous prime is 321340202947. The next prime is 321340203017. The reversal of 321340203003 is 300302043123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321340203003 - 2⁸ = 321340202747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321340203083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6107893 + ... + 6160278.

It is an arithmetic number, because the mean of its divisors is an integer number (53562838952).

Almost surely, 2^321340203003 is an apocalyptic number.

321340203003 is a deficient number, since it is larger than the sum of its proper divisors (107162508613).

321340203003 is a wasteful number, since it uses less digits than its factorization.

321340203003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12276905.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 321340203003 its reverse (300302043123), we get a palindrome (621642246126).

The spelling of 321340203003 in words is "three hundred twenty-one billion, three hundred forty million, two hundred three thousand, three".