321143011422 has 8 divisors (see below), whose sum is σ = 642286022856. Its totient is φ = 107047670472.

The previous prime is 321143011351. The next prime is 321143011429. The reversal of 321143011422 is 224110341123.

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

321143011422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 321143011392 and 321143011401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321143011429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26761917613 + ... + 26761917624.

It is an arithmetic number, because the mean of its divisors is an integer number (80285752857).

Almost surely, 2^321143011422 is an apocalyptic number.

321143011422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

321143011422 is a wasteful number, since it uses less digits than its factorization.

321143011422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53523835242.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 321143011422 its reverse (224110341123), we get a palindrome (545253352545).

The spelling of 321143011422 in words is "three hundred twenty-one billion, one hundred forty-three million, eleven thousand, four hundred twenty-two".