22201122212211 has 16 divisors (see below), whose sum is σ = 30087024976800. Its totient is φ = 14557987960320.

The previous prime is 22201122212207. The next prime is 22201122212279. The reversal of 22201122212211 is 11221222110222.

It is not a de Polignac number, because 22201122212211 - 2² = 22201122212207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22201122222211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24003901 + ... + 24911633.

It is an arithmetic number, because the mean of its divisors is an integer number (1880439061050).

Almost surely, 2^{22201122212211} is an apocalyptic number.

22201122212211 is a deficient number, since it is larger than the sum of its proper divisors (7885902764589).

22201122212211 is a wasteful number, since it uses less digits than its factorization.

22201122212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041446.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22201122212211 its reverse (11221222110222), we get a palindrome (33422344322433).

The spelling of 22201122212211 in words is "twenty-two trillion, two hundred one billion, one hundred twenty-two million, two hundred twelve thousand, two hundred eleven".