321921110946 has 32 divisors (see below), whose sum is σ = 703706116608. Its totient is φ = 97736958720.

The previous prime is 321921110939. The next prime is 321921110969. The reversal of 321921110946 is 649011129123.

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, 50901505 + ... + 50907828.

It is an arithmetic number, because the mean of its divisors is an integer number (21990816144).

Almost surely, 2^321921110946 is an apocalyptic number.

321921110946 is an abundant number, since it is smaller than the sum of its proper divisors (381785005662).

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

321921110946 is a wasteful number, since it uses less digits than its factorization.

321921110946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101809386.

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 321921110946 in words is "three hundred twenty-one billion, nine hundred twenty-one million, one hundred ten thousand, nine hundred forty-six".