12001001122 has 32 divisors (see below), whose sum is σ = 20872350720. Its totient is φ = 5117703120.

The previous prime is 12001001113. The next prime is 12001001143. The reversal of 12001001122 is 22110010021.

12001001122 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 = 12001001099 and 12001001108.

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 15 ways as a sum of consecutive naturals, for example, 96318 + ... + 182425.

It is an arithmetic number, because the mean of its divisors is an integer number (652260960).

Almost surely, 2^12001001122 is an apocalyptic number.

12001001122 is a deficient number, since it is larger than the sum of its proper divisors (8871349598).

12001001122 is a wasteful number, since it uses less digits than its factorization.

12001001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278878.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12001001122 its reverse (22110010021), we get a palindrome (34111011143).

The spelling of 12001001122 in words is "twelve billion, one million, one thousand, one hundred twenty-two".