12122011022 has 16 divisors (see below), whose sum is σ = 19909767600. Its totient is φ = 5489519040.

The previous prime is 12122011009. The next prime is 12122011043. The reversal of 12122011022 is 22011022121.

12122011022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12122010988 and 12122011006.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1018247 + ... + 1030082.

It is an arithmetic number, because the mean of its divisors is an integer number (1244360475).

Almost surely, 2^12122011022 is an apocalyptic number.

12122011022 is a deficient number, since it is larger than the sum of its proper divisors (7787756578).

12122011022 is a wasteful number, since it uses less digits than its factorization.

12122011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048611.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12122011022 its reverse (22011022121), we get a palindrome (34133033143).

It can be divided in two parts, 121 and 22011022, that multiplied together give a palindrome (2663333662).

The spelling of 12122011022 in words is "twelve billion, one hundred twenty-two million, eleven thousand, twenty-two".