22243342143 has 32 divisors (see below), whose sum is σ = 32522515200. Its totient is φ = 13410720000.

The previous prime is 22243342129. The next prime is 22243342157. The reversal of 22243342143 is 34124334222.

It is an interprime number because it is at equal distance from previous prime (22243342129) and next prime (22243342157).

It is a de Polignac number, because none of the positive numbers 2^k-22243342143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22243342143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243342243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13326513 + ... + 13328181.

It is an arithmetic number, because the mean of its divisors is an integer number (1016328600).

Almost surely, 2^22243342143 is an apocalyptic number.

22243342143 is a deficient number, since it is larger than the sum of its proper divisors (10279173057).

22243342143 is a wasteful number, since it uses less digits than its factorization.

22243342143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543.

The product of its digits is 27648, while the sum is 30.

Adding to 22243342143 its reverse (34124334222), we get a palindrome (56367676365).

The spelling of 22243342143 in words is "twenty-two billion, two hundred forty-three million, three hundred forty-two thousand, one hundred forty-three".