144232113401321 has 12 divisors (see below), whose sum is σ = 158537836138416. Its totient is φ = 131118687573720.

The previous prime is 144232113401287. The next prime is 144232113401329. The reversal of 144232113401321 is 123104311232441.

It is a de Polignac number, because none of the positive numbers 2^k-144232113401321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144232113401329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4902626 + ... + 17677668.

It is an arithmetic number, because the mean of its divisors is an integer number (13211486344868).

Almost surely, 2^{144232113401321} is an apocalyptic number.

144232113401321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144232113401321 is a deficient number, since it is larger than the sum of its proper divisors (14305722737095).

144232113401321 is a wasteful number, since it uses less digits than its factorization.

144232113401321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12868372 (or 12868361 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 144232113401321 its reverse (123104311232441), we get a palindrome (267336424633762).

The spelling of 144232113401321 in words is "one hundred forty-four trillion, two hundred thirty-two billion, one hundred thirteen million, four hundred one thousand, three hundred twenty-one".