12011001122 has 8 divisors (see below), whose sum is σ = 18020503836. Its totient is φ = 6004166512.

The previous prime is 12011001071. The next prime is 12011001133. The reversal of 12011001122 is 22110011021.

12011001122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11950643761 + 60357361 = 109319^2 + 7769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 655733 + ... + 673800.

Almost surely, 2^12011001122 is an apocalyptic number.

12011001122 is a deficient number, since it is larger than the sum of its proper divisors (6009502714).

12011001122 is a wasteful number, since it uses less digits than its factorization.

12011001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334052.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12011001122 its reverse (22110011021), we get a palindrome (34121012143).

The spelling of 12011001122 in words is "twelve billion, eleven million, one thousand, one hundred twenty-two".