22144244042343 has 8 divisors (see below), whose sum is σ = 29525703065968. Its totient is φ = 14762807190144.

The previous prime is 22144244042309. The next prime is 22144244042363. The reversal of 22144244042343 is 34324044244122.

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

It is not a de Polignac number, because 22144244042343 - 2²¹ = 22144241945191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144244042363) 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, 3052546 + ... + 7321647.

It is an arithmetic number, because the mean of its divisors is an integer number (3690712883246).

Almost surely, 2^{22144244042343} is an apocalyptic number.

22144244042343 is a deficient number, since it is larger than the sum of its proper divisors (7381459023625).

22144244042343 is a wasteful number, since it uses less digits than its factorization.

22144244042343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085713.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 22144244042343 its reverse (34324044244122), we get a palindrome (56468288286465).

The spelling of 22144244042343 in words is "twenty-two trillion, one hundred forty-four billion, two hundred forty-four million, forty-two thousand, three hundred forty-three".