22112122000211 has 4 divisors (see below), whose sum is σ = 22129040227992. Its totient is φ = 22095203772432.

The previous prime is 22112122000187. The next prime is 22112122000249. The reversal of 22112122000211 is 11200022121122.

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 22112122000211 - 2²² = 22112117805907 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 22112122000211.

It is not an unprimeable number, because it can be changed into a prime (22112122000711) 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, 8459111930 + ... + 8459114543.

It is an arithmetic number, because the mean of its divisors is an integer number (5532260056998).

Almost surely, 2^{22112122000211} is an apocalyptic number.

22112122000211 is a deficient number, since it is larger than the sum of its proper divisors (16918227781).

22112122000211 is a wasteful number, since it uses less digits than its factorization.

22112122000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16918227780.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112122000211 its reverse (11200022121122), we get a palindrome (33312144121333).

The spelling of 22112122000211 in words is "twenty-two trillion, one hundred twelve billion, one hundred twenty-two million, two hundred eleven", and thus it is an aban number.