123343505343321 has 8 divisors (see below), whose sum is σ = 174132007543584. Its totient is φ = 77392003352640.

The previous prime is 123343505343251. The next prime is 123343505343347.

123343505343321 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 123343505343321 - 2¹⁹ = 123343504819033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123343505343221) 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, 1209250052335 + ... + 1209250052436.

It is an arithmetic number, because the mean of its divisors is an integer number (21766500942948).

Almost surely, 2^{123343505343321} is an apocalyptic number.

It is an amenable number.

123343505343321 is a deficient number, since it is larger than the sum of its proper divisors (50788502200263).

123343505343321 is a wasteful number, since it uses less digits than its factorization.

123343505343321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418500104791.

The product of its (nonzero) digits is 1166400, while the sum is 42.

It can be divided in two parts, 12334350 and 5343321, that added together give a palindrome (17677671).

The spelling of 123343505343321 in words is "one hundred twenty-three trillion, three hundred forty-three billion, five hundred five million, three hundred forty-three thousand, three hundred twenty-one".