321043104312 has 96 divisors (see below), whose sum is σ = 946435683600. Its totient is φ = 90470048256.

The previous prime is 321043104289. The next prime is 321043104337. The reversal of 321043104312 is 213401340123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1783987 + ... + 1955682.

Almost surely, 2^321043104312 is an apocalyptic number.

It is an amenable number.

321043104312 is an abundant number, since it is smaller than the sum of its proper divisors (625392579288).

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

321043104312 is a wasteful number, since it uses less digits than its factorization.

321043104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3739765 (or 3739754 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 321043104312 its reverse (213401340123), we get a palindrome (534444444435).

The spelling of 321043104312 in words is "three hundred twenty-one billion, forty-three million, one hundred four thousand, three hundred twelve".