22112110011 has 4 divisors (see below), whose sum is σ = 29482813352. Its totient is φ = 14741406672.

The previous prime is 22112109991. The next prime is 22112110021. The reversal of 22112110011 is 11001121122.

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

It is not a de Polignac number, because 22112110011 - 2¹⁰ = 22112108987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112110021) 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, 3685351666 + ... + 3685351671.

It is an arithmetic number, because the mean of its divisors is an integer number (7370703338).

Almost surely, 2^22112110011 is an apocalyptic number.

22112110011 is a deficient number, since it is larger than the sum of its proper divisors (7370703341).

22112110011 is an equidigital number, since it uses as much as digits as its factorization.

22112110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7370703340.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22112110011 its reverse (11001121122), we get a palindrome (33113231133).

It can be divided in two parts, 221121 and 10011, that added together give a palindrome (231132).

The spelling of 22112110011 in words is "twenty-two billion, one hundred twelve million, one hundred ten thousand, eleven".