123343441343 has 4 divisors (see below), whose sum is σ = 123356103000. Its totient is φ = 123330779688.

The previous prime is 123343441339. The next prime is 123343441357. The reversal of 123343441343 is 343144343321.

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 123343441343 - 2² = 123343441339 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 (123343441303) 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, 6316205 + ... + 6335702.

It is an arithmetic number, because the mean of its divisors is an integer number (30839025750).

Almost surely, 2^123343441343 is an apocalyptic number.

123343441343 is a deficient number, since it is larger than the sum of its proper divisors (12661657).

123343441343 is an equidigital number, since it uses as much as digits as its factorization.

123343441343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12661656.

The product of its digits is 124416, while the sum is 35.

Adding to 123343441343 its reverse (343144343321), we get a palindrome (466487784664).

The spelling of 123343441343 in words is "one hundred twenty-three billion, three hundred forty-three million, four hundred forty-one thousand, three hundred forty-three".