12043222120 has 16 divisors (see below), whose sum is σ = 27097249860. Its totient is φ = 4817288832.

The previous prime is 12043222117. The next prime is 12043222141. The reversal of 12043222120 is 2122234021.

It can be written as a sum of positive squares in 2 ways, for example, as 10983459204 + 1059762916 = 104802^2 + 32554^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 150540237 + ... + 150540316.

Almost surely, 2^12043222120 is an apocalyptic number.

12043222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12043222120 is an abundant number, since it is smaller than the sum of its proper divisors (15054027740).

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

12043222120 is a wasteful number, since it uses less digits than its factorization.

12043222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301080564 (or 301080560 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12043222120 its reverse (2122234021), we get a palindrome (14165456141).

The spelling of 12043222120 in words is "twelve billion, forty-three million, two hundred twenty-two thousand, one hundred twenty".