320402221014 has 32 divisors (see below), whose sum is σ = 642252330720. Its totient is φ = 106559700992.

The previous prime is 320402220989. The next prime is 320402221063. The reversal of 320402221014 is 410122204023.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4743382 + ... + 4810454.

It is an arithmetic number, because the mean of its divisors is an integer number (20070385335).

Almost surely, 2^320402221014 is an apocalyptic number.

320402221014 is an abundant number, since it is smaller than the sum of its proper divisors (321850109706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320402221014 is a wasteful number, since it uses less digits than its factorization.

320402221014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68864.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 320402221014 its reverse (410122204023), we get a palindrome (730524425037).

The spelling of 320402221014 in words is "three hundred twenty billion, four hundred two million, two hundred twenty-one thousand, fourteen".