22012110211 has 24 divisors (see below), whose sum is σ = 27621525120. Its totient is φ = 17387177472.

The previous prime is 22012110173. The next prime is 22012110247. The reversal of 22012110211 is 11201121022.

It is not a de Polignac number, because 22012110211 - 2²¹ = 22010013059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 22012110191 and 22012110200.

It is not an unprimeable number, because it can be changed into a prime (22012110271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358195 + ... + 415123.

It is an arithmetic number, because the mean of its divisors is an integer number (1150896880).

Almost surely, 2^22012110211 is an apocalyptic number.

22012110211 is a deficient number, since it is larger than the sum of its proper divisors (5609414909).

22012110211 is a wasteful number, since it uses less digits than its factorization.

22012110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57563 (or 57556 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22012110211 its reverse (11201121022), we get a palindrome (33213231233).

The spelling of 22012110211 in words is "twenty-two billion, twelve million, one hundred ten thousand, two hundred eleven".