12232120412 has 6 divisors (see below), whose sum is σ = 21406210728. Its totient is φ = 6116060204.

The previous prime is 12232120379. The next prime is 12232120421. The reversal of 12232120412 is 21402123221.

12232120412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1529015048 + ... + 1529015055.

It is an arithmetic number, because the mean of its divisors is an integer number (3567701788).

Almost surely, 2^12232120412 is an apocalyptic number.

It is an amenable number.

12232120412 is a deficient number, since it is larger than the sum of its proper divisors (9174090316).

12232120412 is a wasteful number, since it uses less digits than its factorization.

12232120412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058030107 (or 3058030105 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12232120412 its reverse (21402123221), we get a palindrome (33634243633).

The spelling of 12232120412 in words is "twelve billion, two hundred thirty-two million, one hundred twenty thousand, four hundred twelve".