22111140043 has 4 divisors (see below), whose sum is σ = 22119239128. Its totient is φ = 22103040960.

The previous prime is 22111140031. The next prime is 22111140109. The reversal of 22111140043 is 34004111122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22111140043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22111140043.

It is not an unprimeable number, because it can be changed into a prime (22111140743) 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, 4045446 + ... + 4050907.

It is an arithmetic number, because the mean of its divisors is an integer number (5529809782).

Almost surely, 2^22111140043 is an apocalyptic number.

22111140043 is a deficient number, since it is larger than the sum of its proper divisors (8099085).

22111140043 is an equidigital number, since it uses as much as digits as its factorization.

22111140043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8099084.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22111140043 its reverse (34004111122), we get a palindrome (56115251165).

The spelling of 22111140043 in words is "twenty-two billion, one hundred eleven million, one hundred forty thousand, forty-three".