144041332220321 has 4 divisors (see below), whose sum is σ = 144043087812144. Its totient is φ = 144039576628500.

The previous prime is 144041332220263. The next prime is 144041332220323. The reversal of 144041332220321 is 123022233140441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144041332220321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144041332220323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 877672835 + ... + 877836936.

It is an arithmetic number, because the mean of its divisors is an integer number (36010771953036).

Almost surely, 2^{144041332220321} is an apocalyptic number.

It is an amenable number.

144041332220321 is a deficient number, since it is larger than the sum of its proper divisors (1755591823).

144041332220321 is an equidigital number, since it uses as much as digits as its factorization.

144041332220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755591822.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 144041332220321 its reverse (123022233140441), we get a palindrome (267063565360762).

The spelling of 144041332220321 in words is "one hundred forty-four trillion, forty-one billion, three hundred thirty-two million, two hundred twenty thousand, three hundred twenty-one".