321434421132331 has 8 divisors (see below), whose sum is σ = 351035640847584. Its totient is φ = 292529700704640.

The previous prime is 321434421132299. The next prime is 321434421132403. The reversal of 321434421132331 is 133231124434123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321434421132331 - 2⁵ = 321434421132299 is a prime.

It is a super-2 number, since 2×321434421132331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321434421192331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174124820926 + ... + 174124822771.

It is an arithmetic number, because the mean of its divisors is an integer number (43879455105948).

Almost surely, 2^{321434421132331} is an apocalyptic number.

321434421132331 is a deficient number, since it is larger than the sum of its proper divisors (29601219715253).

321434421132331 is a wasteful number, since it uses less digits than its factorization.

321434421132331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348249643781.

The product of its digits is 124416, while the sum is 37.

Adding to 321434421132331 its reverse (133231124434123), we get a palindrome (454665545566454).

The spelling of 321434421132331 in words is "three hundred twenty-one trillion, four hundred thirty-four billion, four hundred twenty-one million, one hundred thirty-two thousand, three hundred thirty-one".