22102211212211 has 16 divisors (see below), whose sum is σ = 23970687652800. Its totient is φ = 20258041571328.

The previous prime is 22102211212189. The next prime is 22102211212283. The reversal of 22102211212211 is 11221211220122.

It is a cyclic number.

It is not a de Polignac number, because 22102211212211 - 2³⁰ = 22101137470387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22102211218211) 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, 3462506 + ... + 7496223.

It is an arithmetic number, because the mean of its divisors is an integer number (1498167978300).

Almost surely, 2^{22102211212211} is an apocalyptic number.

22102211212211 is a deficient number, since it is larger than the sum of its proper divisors (1868476440589).

22102211212211 is a wasteful number, since it uses less digits than its factorization.

22102211212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10959838.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22102211212211 its reverse (11221211220122), we get a palindrome (33323422432333).

The spelling of 22102211212211 in words is "twenty-two trillion, one hundred two billion, two hundred eleven million, two hundred twelve thousand, two hundred eleven".