144004120321 has 8 divisors (see below), whose sum is σ = 144977904000. Its totient is φ = 143030601600.

The previous prime is 144004120289. The next prime is 144004120357. The reversal of 144004120321 is 123021400441.

It is a happy number.

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 144004120321 - 2⁵ = 144004120289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144004120292 and 144004120301.

It is not an unprimeable number, because it can be changed into a prime (144004120021) 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, 1092660 + ... + 1217338.

It is an arithmetic number, because the mean of its divisors is an integer number (18122238000).

Almost surely, 2^144004120321 is an apocalyptic number.

It is an amenable number.

144004120321 is a deficient number, since it is larger than the sum of its proper divisors (973783679).

144004120321 is a wasteful number, since it uses less digits than its factorization.

144004120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132479.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 144004120321 its reverse (123021400441), we get a palindrome (267025520762).

The spelling of 144004120321 in words is "one hundred forty-four billion, four million, one hundred twenty thousand, three hundred twenty-one".