144441223223331 has 4 divisors (see below), whose sum is σ = 192588297631112. Its totient is φ = 96294148815552.

The previous prime is 144441223223287. The next prime is 144441223223387. The reversal of 144441223223331 is 133322322144441.

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

It is not a de Polignac number, because 144441223223331 - 2⁹ = 144441223222819 is a prime.

It is a super-2 number, since 2×144441223223331² (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 144441223223331.

It is not an unprimeable number, because it can be changed into a prime (144441223223431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24073537203886 + ... + 24073537203891.

It is an arithmetic number, because the mean of its divisors is an integer number (48147074407778).

Almost surely, 2^{144441223223331} is an apocalyptic number.

144441223223331 is a deficient number, since it is larger than the sum of its proper divisors (48147074407781).

144441223223331 is an equidigital number, since it uses as much as digits as its factorization.

144441223223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48147074407780.

The product of its digits is 331776, while the sum is 39.

Adding to 144441223223331 its reverse (133322322144441), we get a palindrome (277763545367772).

The spelling of 144441223223331 in words is "one hundred forty-four trillion, four hundred forty-one billion, two hundred twenty-three million, two hundred twenty-three thousand, three hundred thirty-one".