2144522254411 has 4 divisors (see below), whose sum is σ = 2145310974400. Its totient is φ = 2143733534424.

The previous prime is 2144522254397. The next prime is 2144522254417. The reversal of 2144522254411 is 1144522254412.

It is a happy number.

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 2144522254411 - 2⁹ = 2144522253899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2144522254417) 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, 394355916 + ... + 394361353.

It is an arithmetic number, because the mean of its divisors is an integer number (536327743600).

Almost surely, 2^{2144522254411} is an apocalyptic number.

2144522254411 is a deficient number, since it is larger than the sum of its proper divisors (788719989).

2144522254411 is an equidigital number, since it uses as much as digits as its factorization.

2144522254411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788719988.

The product of its digits is 102400, while the sum is 37.

Subtracting from 2144522254411 its reverse (1144522254412), we obtain a palindrome (999999999999).

The spelling of 2144522254411 in words is "two trillion, one hundred forty-four billion, five hundred twenty-two million, two hundred fifty-four thousand, four hundred eleven".