321440044123 has 8 divisors (see below), whose sum is σ = 351182917296. Its totient is φ = 291784012800.

The previous prime is 321440044103. The next prime is 321440044141.

321440044123 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 321440044123 - 2⁵ = 321440044091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321440044091 and 321440044100.

It is not an unprimeable number, because it can be changed into a prime (321440044103) 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, 21702718 + ... + 21717523.

It is an arithmetic number, because the mean of its divisors is an integer number (43897864662).

Almost surely, 2^321440044123 is an apocalyptic number.

321440044123 is a deficient number, since it is larger than the sum of its proper divisors (29742873173).

321440044123 is a wasteful number, since it uses less digits than its factorization.

321440044123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43420925.

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 3214400 and 44123, that added together give a palindrome (3258523).

The spelling of 321440044123 in words is "three hundred twenty-one billion, four hundred forty million, forty-four thousand, one hundred twenty-three".