12043012122 has 40 divisors (see below), whose sum is σ = 27855772032. Its totient is φ = 3884841000.

The previous prime is 12043012087. The next prime is 12043012139. The reversal of 12043012122 is 22121034021.

It is a happy number.

12043012122 is a `hidden beast` number, since 1 + 20 + 430 + 1 + 212 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12043012095 and 12043012104.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1194004 + ... + 1204047.

Almost surely, 2^12043012122 is an apocalyptic number.

12043012122 is an abundant number, since it is smaller than the sum of its proper divisors (15812759910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12043012122 is a wasteful number, since it uses less digits than its factorization.

12043012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398096 (or 2398087 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12043012122 its reverse (22121034021), we get a palindrome (34164046143).

The spelling of 12043012122 in words is "twelve billion, forty-three million, twelve thousand, one hundred twenty-two".