22140211043 has 4 divisors (see below), whose sum is σ = 22557950928. Its totient is φ = 21722471160.

The previous prime is 22140211039. The next prime is 22140211063. The reversal of 22140211043 is 34011204122.

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 22140211043 - 2² = 22140211039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22140211063) 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, 208869863 + ... + 208869968.

It is an arithmetic number, because the mean of its divisors is an integer number (5639487732).

Almost surely, 2^22140211043 is an apocalyptic number.

22140211043 is a deficient number, since it is larger than the sum of its proper divisors (417739885).

22140211043 is an equidigital number, since it uses as much as digits as its factorization.

22140211043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417739884.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22140211043 its reverse (34011204122), we get a palindrome (56151415165).

The spelling of 22140211043 in words is "twenty-two billion, one hundred forty million, two hundred eleven thousand, forty-three".