423342032421343 has 4 divisors (see below), whose sum is σ = 483819465624400. Its totient is φ = 362864599218288.

The previous prime is 423342032421331. The next prime is 423342032421377. The reversal of 423342032421343 is 343124230243324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423342032421343 - 2²⁹ = 423341495550431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423342032421296 and 423342032421305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423342032421643) 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, 30238716601518 + ... + 30238716601531.

It is an arithmetic number, because the mean of its divisors is an integer number (120954866406100).

Almost surely, 2^{423342032421343} is an apocalyptic number.

423342032421343 is a deficient number, since it is larger than the sum of its proper divisors (60477433203057).

423342032421343 is an equidigital number, since it uses as much as digits as its factorization.

423342032421343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60477433203056.

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 423342032421343 its reverse (343124230243324), we get a palindrome (766466262664667).

The spelling of 423342032421343 in words is "four hundred twenty-three trillion, three hundred forty-two billion, thirty-two million, four hundred twenty-one thousand, three hundred forty-three".