2240344132243 has 4 divisors (see below), whose sum is σ = 2560393294000. Its totient is φ = 1920294970488.

The previous prime is 2240344132223. The next prime is 2240344132249. The reversal of 2240344132243 is 3422314430422.

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 2240344132243 - 2⁵ = 2240344132211 is a prime.

It is a super-2 number, since 2×2240344132243² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2240344132199 and 2240344132208.

It is not an unprimeable number, because it can be changed into a prime (2240344132249) 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, 160024580868 + ... + 160024580881.

It is an arithmetic number, because the mean of its divisors is an integer number (640098323500).

Almost surely, 2^{2240344132243} is an apocalyptic number.

2240344132243 is a deficient number, since it is larger than the sum of its proper divisors (320049161757).

2240344132243 is an equidigital number, since it uses as much as digits as its factorization.

2240344132243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320049161756.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 2240344132243 its reverse (3422314430422), we get a palindrome (5662658562665).

The spelling of 2240344132243 in words is "two trillion, two hundred forty billion, three hundred forty-four million, one hundred thirty-two thousand, two hundred forty-three".