2144244111 has 8 divisors (see below), whose sum is σ = 2898156720. Its totient is φ = 1409913792.

The previous prime is 2144244103. The next prime is 2144244127. The reversal of 2144244111 is 1114424412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2144244111 - 2³ = 2144244103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144244131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4895316 + ... + 4895753.

It is an arithmetic number, because the mean of its divisors is an integer number (362269590).

Almost surely, 2^2144244111 is an apocalyptic number.

2144244111 is a deficient number, since it is larger than the sum of its proper divisors (753912609).

2144244111 is an equidigital number, since it uses as much as digits as its factorization.

2144244111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9791145.

The product of its digits is 1024, while the sum is 24.

The square root of 2144244111 is about 46305.9835334485. The cubic root of 2144244111 is about 1289.5100819745.

Adding to 2144244111 its reverse (1114424412), we get a palindrome (3258668523).

It can be divided in two parts, 214424411 and 1, that added together give a palindrome (214424412).

The spelling of 2144244111 in words is "two billion, one hundred forty-four million, two hundred forty-four thousand, one hundred eleven".