144240311041321 has 16 divisors (see below), whose sum is σ = 159410890598400. Its totient is φ = 129415916517520.

The previous prime is 144240311041313. The next prime is 144240311041367. The reversal of 144240311041321 is 123140113042441.

It is a cyclic number.

It is not a de Polignac number, because 144240311041321 - 2³ = 144240311041313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144240311044321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79461121 + ... + 81256078.

It is an arithmetic number, because the mean of its divisors is an integer number (9963180662400).

Almost surely, 2^{144240311041321} is an apocalyptic number.

144240311041321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144240311041321 is a deficient number, since it is larger than the sum of its proper divisors (15170579557079).

144240311041321 is a wasteful number, since it uses less digits than its factorization.

144240311041321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160718276.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 144240311041321 its reverse (123140113042441), we get a palindrome (267380424083762).

The spelling of 144240311041321 in words is "one hundred forty-four trillion, two hundred forty billion, three hundred eleven million, forty-one thousand, three hundred twenty-one".