22000111442 has 8 divisors (see below), whose sum is σ = 33252077232. Its totient is φ = 10916085700.

The previous prime is 22000111439. The next prime is 22000111447. The reversal of 22000111442 is 24411100022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22000111442.

It is not an unprimeable number, because it can be changed into a prime (22000111447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41984684 + ... + 41985207.

It is an arithmetic number, because the mean of its divisors is an integer number (4156509654).

Almost surely, 2^22000111442 is an apocalyptic number.

22000111442 is a deficient number, since it is larger than the sum of its proper divisors (11251965790).

22000111442 is a wasteful number, since it uses less digits than its factorization.

22000111442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83970024.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22000111442 its reverse (24411100022), we get a palindrome (46411211464).

The spelling of 22000111442 in words is "twenty-two billion, one hundred eleven thousand, four hundred forty-two".