22222200100211 has 4 divisors (see below), whose sum is σ = 22314408399624. Its totient is φ = 22129991800800.

The previous prime is 22222200100207. The next prime is 22222200100237. The reversal of 22222200100211 is 11200100222222.

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 22222200100211 - 2² = 22222200100207 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 22222200100211.

It is not an unprimeable number, because it can be changed into a prime (22222200100201) 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, 46104149345 + ... + 46104149826.

It is an arithmetic number, because the mean of its divisors is an integer number (5578602099906).

Almost surely, 2^{22222200100211} is an apocalyptic number.

22222200100211 is a deficient number, since it is larger than the sum of its proper divisors (92208299413).

22222200100211 is an equidigital number, since it uses as much as digits as its factorization.

22222200100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92208299412.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22222200100211 its reverse (11200100222222), we get a palindrome (33422300322433).

The spelling of 22222200100211 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred million, one hundred thousand, two hundred eleven".