321440200214 has 48 divisors (see below), whose sum is σ = 575575534800. Its totient is φ = 134188157376.

The previous prime is 321440200189. The next prime is 321440200231. The reversal of 321440200214 is 412002044123.

It is a self number, because there is not a number n which added to its sum of digits gives 321440200214.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 499352 + ... + 944580.

It is an arithmetic number, because the mean of its divisors is an integer number (11991156975).

Almost surely, 2^321440200214 is an apocalyptic number.

321440200214 is a deficient number, since it is larger than the sum of its proper divisors (254135334586).

321440200214 is a wasteful number, since it uses less digits than its factorization.

321440200214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445437 (or 445430 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 321440200214 its reverse (412002044123), we get a palindrome (733442244337).

The spelling of 321440200214 in words is "three hundred twenty-one billion, four hundred forty million, two hundred thousand, two hundred fourteen".