144321021043323 has 16 divisors (see below), whose sum is σ = 199395542776320. Its totient is φ = 92786903131104.

The previous prime is 144321021043289. The next prime is 144321021043349. The reversal of 144321021043323 is 323340120123441.

It is not a de Polignac number, because 144321021043323 - 2¹⁴ = 144321021026939 is a prime.

It is a super-2 number, since 2×144321021043323² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144321021043363) 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, 7080797436 + ... + 7080817817.

It is an arithmetic number, because the mean of its divisors is an integer number (12462221423520).

Almost surely, 2^{144321021043323} is an apocalyptic number.

144321021043323 is a deficient number, since it is larger than the sum of its proper divisors (55074521732997).

144321021043323 is a wasteful number, since it uses less digits than its factorization.

144321021043323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14161615378.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 144321021043323 its reverse (323340120123441), we get a palindrome (467661141166764).

The spelling of 144321021043323 in words is "one hundred forty-four trillion, three hundred twenty-one billion, twenty-one million, forty-three thousand, three hundred twenty-three".