144321103423002 has 64 divisors (see below), whose sum is σ = 317521071489024. Its totient is φ = 43367532243840.

The previous prime is 144321103422989. The next prime is 144321103423093. The reversal of 144321103423002 is 200324301123441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12385713 + ... + 21024939.

It is an arithmetic number, because the mean of its divisors is an integer number (4961266742016).

Almost surely, 2^{144321103423002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144321103423002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158760535744512).

144321103423002 is an abundant number, since it is smaller than the sum of its proper divisors (173199968066022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144321103423002 is a wasteful number, since it uses less digits than its factorization.

144321103423002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8641363.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 144321103423002 its reverse (200324301123441), we get a palindrome (344645404546443).

The spelling of 144321103423002 in words is "one hundred forty-four trillion, three hundred twenty-one billion, one hundred three million, four hundred twenty-three thousand, two".