423421122343 has 8 divisors (see below), whose sum is σ = 426367719776. Its totient is φ = 420476400000.

The previous prime is 423421122323. The next prime is 423421122359. The reversal of 423421122343 is 343221124324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423421122343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423421122323) 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, 14046 + ... + 920347.

It is an arithmetic number, because the mean of its divisors is an integer number (53295964972).

Almost surely, 2^423421122343 is an apocalyptic number.

423421122343 is a deficient number, since it is larger than the sum of its proper divisors (2946597433).

423421122343 is a wasteful number, since it uses less digits than its factorization.

423421122343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937545.

The product of its digits is 27648, while the sum is 31.

Adding to 423421122343 its reverse (343221124324), we get a palindrome (766642246667).

The spelling of 423421122343 in words is "four hundred twenty-three billion, four hundred twenty-one million, one hundred twenty-two thousand, three hundred forty-three".