12042122212 has 12 divisors (see below), whose sum is σ = 21094003840. Its totient is φ = 6015263976.

The previous prime is 12042122173. The next prime is 12042122251. The reversal of 12042122212 is 21222124021.

12042122212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12042122173) and next prime (12042122251).

It is a self number, because there is not a number n which added to its sum of digits gives 12042122212.

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, 1444608 + ... + 1452919.

Almost surely, 2^12042122212 is an apocalyptic number.

It is an amenable number.

12042122212 is a deficient number, since it is larger than the sum of its proper divisors (9051881628).

12042122212 is a wasteful number, since it uses less digits than its factorization.

12042122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898570 (or 2898568 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12042122212 its reverse (21222124021), we get a palindrome (33264246233).

The spelling of 12042122212 in words is "twelve billion, forty-two million, one hundred twenty-two thousand, two hundred twelve".