11142222422 has 8 divisors (see below), whose sum is σ = 16717298400. Its totient is φ = 5569789624.

The previous prime is 11142222379. The next prime is 11142222431. The reversal of 11142222422 is 22422224111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650222 + ... + 667137.

It is an arithmetic number, because the mean of its divisors is an integer number (2089662300).

Almost surely, 2^11142222422 is an apocalyptic number.

11142222422 is a deficient number, since it is larger than the sum of its proper divisors (5575075978).

11142222422 is a wasteful number, since it uses less digits than its factorization.

11142222422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321590.

The product of its digits is 1024, while the sum is 23.

Adding to 11142222422 its reverse (22422224111), we get a palindrome (33564446533).

The spelling of 11142222422 in words is "eleven billion, one hundred forty-two million, two hundred twenty-two thousand, four hundred twenty-two".