20122122110211 has 96 divisors (see below), whose sum is σ = 33531698304000. Its totient is φ = 11508766536960.

The previous prime is 20122122110191. The next prime is 20122122110269. The reversal of 20122122110211 is 11201122122102.

20122122110211 is a `hidden beast` number, since 2 + 0 + 1 + 221 + 221 + 10 + 211 = 666.

It is not a de Polignac number, because 20122122110211 - 2¹⁵ = 20122122077443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122122110281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 62929365 + ... + 63248313.

It is an arithmetic number, because the mean of its divisors is an integer number (349288524000).

Almost surely, 2^{20122122110211} is an apocalyptic number.

20122122110211 is a deficient number, since it is larger than the sum of its proper divisors (13409576193789).

20122122110211 is a wasteful number, since it uses less digits than its factorization.

20122122110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319361 (or 319358 counting only the distinct ones).

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

Adding to 20122122110211 its reverse (11201122122102), we get a palindrome (31323244232313).

The spelling of 20122122110211 in words is "twenty trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred ten thousand, two hundred eleven".