22143111341234 has 32 divisors (see below), whose sum is σ = 38333622781440. Its totient is φ = 9511349994432.

The previous prime is 22143111341231. The next prime is 22143111341249. The reversal of 22143111341234 is 43214311134122.

It is a self number, because there is not a number n which added to its sum of digits gives 22143111341234.

It is not an unprimeable number, because it can be changed into a prime (22143111341231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500364554 + ... + 500408805.

It is an arithmetic number, because the mean of its divisors is an integer number (1197925711920).

Almost surely, 2^{22143111341234} is an apocalyptic number.

22143111341234 is a deficient number, since it is larger than the sum of its proper divisors (16190511440206).

22143111341234 is a wasteful number, since it uses less digits than its factorization.

22143111341234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000773434.

The product of its digits is 13824, while the sum is 32.

Adding to 22143111341234 its reverse (43214311134122), we get a palindrome (65357422475356).

The spelling of 22143111341234 in words is "twenty-two trillion, one hundred forty-three billion, one hundred eleven million, three hundred forty-one thousand, two hundred thirty-four".