2144120423441 has 16 divisors (see below), whose sum is σ = 2272041383040. Its totient is φ = 2017748154240.

The previous prime is 2144120423407. The next prime is 2144120423443. The reversal of 2144120423441 is 1443240214412.

It is a cyclic number.

It is not a de Polignac number, because 2144120423441 - 2²⁶ = 2144053314577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144120423398 and 2144120423407.

It is not an unprimeable number, because it can be changed into a prime (2144120423443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1288556 + ... + 2438978.

It is an arithmetic number, because the mean of its divisors is an integer number (142002586440).

Almost surely, 2^{2144120423441} is an apocalyptic number.

It is an amenable number.

2144120423441 is a deficient number, since it is larger than the sum of its proper divisors (127920959599).

2144120423441 is a wasteful number, since it uses less digits than its factorization.

2144120423441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151096.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 2144120423441 its reverse (1443240214412), we get a palindrome (3587360637853).

The spelling of 2144120423441 in words is "two trillion, one hundred forty-four billion, one hundred twenty million, four hundred twenty-three thousand, four hundred forty-one".