22112200211 has 4 divisors (see below), whose sum is σ = 22825497024. Its totient is φ = 21398903400.

The previous prime is 22112200183. The next prime is 22112200259. The reversal of 22112200211 is 11200221122.

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-22112200211 is a prime.

It is a super-3 number, since 3×22112200211³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112200291) 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, 356648360 + ... + 356648421.

It is an arithmetic number, because the mean of its divisors is an integer number (5706374256).

Almost surely, 2^22112200211 is an apocalyptic number.

22112200211 is a deficient number, since it is larger than the sum of its proper divisors (713296813).

22112200211 is an equidigital number, since it uses as much as digits as its factorization.

22112200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713296812.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22112200211 its reverse (11200221122), we get a palindrome (33312421333).

The spelling of 22112200211 in words is "twenty-two billion, one hundred twelve million, two hundred thousand, two hundred eleven".