22201211210211 has 24 divisors (see below), whose sum is σ = 34990324551936. Its totient is φ = 13452741907440.

The previous prime is 22201211210179. The next prime is 22201211210303. The reversal of 22201211210211 is 11201211210222.

22201211210211 is a `hidden beast` number, since 2 + 220 + 1 + 21 + 1 + 210 + 211 = 666.

It is not a de Polignac number, because 22201211210211 - 2⁵ = 22201211210179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22201211218211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20619135 + ... + 21669128.

It is an arithmetic number, because the mean of its divisors is an integer number (1457930189664).

Almost surely, 2^{22201211210211} is an apocalyptic number.

22201211210211 is a deficient number, since it is larger than the sum of its proper divisors (12789113341725).

22201211210211 is a wasteful number, since it uses less digits than its factorization.

22201211210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42293583 (or 42293580 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22201211210211 its reverse (11201211210222), we get a palindrome (33402422420433).

It can be divided in two parts, 22201211 and 210211, that added together give a palindrome (22411422).

The spelling of 22201211210211 in words is "twenty-two trillion, two hundred one billion, two hundred eleven million, two hundred ten thousand, two hundred eleven".