123344412322343 has 2 divisors, whose sum is σ = 123344412322344. Its totient is φ = 123344412322342.

The previous prime is 123344412322249. The next prime is 123344412322387. The reversal of 123344412322343 is 343223214443321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123344412322343 - 2¹² = 123344412318247 is a prime.

It is a super-2 number, since 2×123344412322343² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123344412322343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123344412372343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61672206161171 + 61672206161172.

It is an arithmetic number, because the mean of its divisors is an integer number (61672206161172).

Almost surely, 2^{123344412322343} is an apocalyptic number.

123344412322343 is a deficient number, since it is larger than the sum of its proper divisors (1).

123344412322343 is an equidigital number, since it uses as much as digits as its factorization.

123344412322343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 41.

Adding to 123344412322343 its reverse (343223214443321), we get a palindrome (466567626765664).

The spelling of 123344412322343 in words is "one hundred twenty-three trillion, three hundred forty-four billion, four hundred twelve million, three hundred twenty-two thousand, three hundred forty-three".