144442220334343 has 4 divisors (see below), whose sum is σ = 145046581089120. Its totient is φ = 143837859579568.

The previous prime is 144442220334341. The next prime is 144442220334439. The reversal of 144442220334343 is 343433022244441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144442220334343 - 2¹ = 144442220334341 is a prime.

It is a super-2 number, since 2×144442220334343² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144442220334343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144442220334341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302180377030 + ... + 302180377507.

It is an arithmetic number, because the mean of its divisors is an integer number (36261645272280).

Almost surely, 2^{144442220334343} is an apocalyptic number.

144442220334343 is a deficient number, since it is larger than the sum of its proper divisors (604360754777).

144442220334343 is an equidigital number, since it uses as much as digits as its factorization.

144442220334343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604360754776.

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 144442220334343 its reverse (343433022244441), we get a palindrome (487875242578784).

The spelling of 144442220334343 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred twenty million, three hundred thirty-four thousand, three hundred forty-three".