144321103423111 has 2 divisors, whose sum is σ = 144321103423112. Its totient is φ = 144321103423110.

The previous prime is 144321103423103. The next prime is 144321103423151. The reversal of 144321103423111 is 111324301123441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144321103423111 - 2³ = 144321103423103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144321103423151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72160551711555 + 72160551711556.

It is an arithmetic number, because the mean of its divisors is an integer number (72160551711556).

Almost surely, 2^{144321103423111} is an apocalyptic number.

144321103423111 is a deficient number, since it is larger than the sum of its proper divisors (1).

144321103423111 is an equidigital number, since it uses as much as digits as its factorization.

144321103423111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 144321103423111 its reverse (111324301123441), we get a palindrome (255645404546552).

The spelling of 144321103423111 in words is "one hundred forty-four trillion, three hundred twenty-one billion, one hundred three million, four hundred twenty-three thousand, one hundred eleven".