321423412412343 has 16 divisors (see below), whose sum is σ = 432867945096576. Its totient is φ = 212133337696800.

The previous prime is 321423412412261. The next prime is 321423412412359. The reversal of 321423412412343 is 343214214324123.

It is not a de Polignac number, because 321423412412343 - 2⁹ = 321423412411831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321423412410343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344578696 + ... + 345510237.

It is an arithmetic number, because the mean of its divisors is an integer number (27054246568536).

Almost surely, 2^{321423412412343} is an apocalyptic number.

321423412412343 is a deficient number, since it is larger than the sum of its proper divisors (111444532684233).

321423412412343 is a wasteful number, since it uses less digits than its factorization.

321423412412343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690090494.

The product of its digits is 331776, while the sum is 39.

Adding to 321423412412343 its reverse (343214214324123), we get a palindrome (664637626736466).

The spelling of 321423412412343 in words is "three hundred twenty-one trillion, four hundred twenty-three billion, four hundred twelve million, four hundred twelve thousand, three hundred forty-three".