123321344 has 22 divisors (see below), whose sum is σ = 246524304. Its totient is φ = 61660160.

The previous prime is 123321329. The next prime is 123321347. The reversal of 123321344 is 443123321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123321347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59192 + ... + 61239.

Almost surely, 2^123321344 is an apocalyptic number.

It is an amenable number.

123321344 is a deficient number, since it is larger than the sum of its proper divisors (123202960).

123321344 is an equidigital number, since it uses as much as digits as its factorization.

123321344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120451 (or 120433 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 123321344 is about 11105.0143628903. The cubic root of 123321344 is about 497.7516974242.

Adding to 123321344 its reverse (443123321), we get a palindrome (566444665).

It can be divided in two parts, 123321 and 344, that multiplied together give a palindrome (42422424).

The spelling of 123321344 in words is "one hundred twenty-three million, three hundred twenty-one thousand, three hundred forty-four".