321323340002 has 32 divisors (see below), whose sum is σ = 563705505792. Its totient is φ = 134494257744.

The previous prime is 321323339993. The next prime is 321323340007. The reversal of 321323340002 is 200043323123.

It is a self number, because there is not a number n which added to its sum of digits gives 321323340002.

It is not an unprimeable number, because it can be changed into a prime (321323340007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8338343 + ... + 8376789.

It is an arithmetic number, because the mean of its divisors is an integer number (17615797056).

Almost surely, 2^321323340002 is an apocalyptic number.

321323340002 is a deficient number, since it is larger than the sum of its proper divisors (242382165790).

321323340002 is a wasteful number, since it uses less digits than its factorization.

321323340002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52382.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 321323340002 its reverse (200043323123), we get a palindrome (521366663125).

The spelling of 321323340002 in words is "three hundred twenty-one billion, three hundred twenty-three million, three hundred forty thousand, two".