22105116043 has 4 divisors (see below), whose sum is σ = 22105452040. Its totient is φ = 22104780048.

The previous prime is 22105116041. The next prime is 22105116079. The reversal of 22105116043 is 34061150122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22105116043 - 2¹ = 22105116041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22105115999 and 22105116017.

It is not an unprimeable number, because it can be changed into a prime (22105116041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33330 + ... + 212887.

It is an arithmetic number, because the mean of its divisors is an integer number (5526363010).

Almost surely, 2^22105116043 is an apocalyptic number.

22105116043 is a deficient number, since it is larger than the sum of its proper divisors (335997).

22105116043 is an equidigital number, since it uses as much as digits as its factorization.

22105116043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335996.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 22105116043 its reverse (34061150122), we get a palindrome (56166266165).

The spelling of 22105116043 in words is "twenty-two billion, one hundred five million, one hundred sixteen thousand, forty-three".