22210000121211 has 16 divisors (see below), whose sum is σ = 33872466655488. Its totient is φ = 12680682285600.

The previous prime is 22210000121191. The next prime is 22210000121213. The reversal of 22210000121211 is 11212100001222.

It is not a de Polignac number, because 22210000121211 - 2⁷ = 22210000121083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22210000121213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447739405 + ... + 447789006.

It is an arithmetic number, because the mean of its divisors is an integer number (2117029165968).

Almost surely, 2^{22210000121211} is an apocalyptic number.

22210000121211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22210000121211 is a deficient number, since it is larger than the sum of its proper divisors (11662466534277).

22210000121211 is a wasteful number, since it uses less digits than its factorization.

22210000121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895529602.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22210000121211 its reverse (11212100001222), we get a palindrome (33422100122433).

The spelling of 22210000121211 in words is "twenty-two trillion, two hundred ten billion, one hundred twenty-one thousand, two hundred eleven".