12134124012 has 12 divisors (see below), whose sum is σ = 28312956056. Its totient is φ = 4044708000.

The previous prime is 12134124011. The next prime is 12134124047. The reversal of 12134124012 is 21042143121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12134124012² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12134124012.

It is not an unprimeable number, because it can be changed into a prime (12134124011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505588489 + ... + 505588512.

Almost surely, 2^12134124012 is an apocalyptic number.

12134124012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12134124012 is an abundant number, since it is smaller than the sum of its proper divisors (16178832044).

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

12134124012 is a wasteful number, since it uses less digits than its factorization.

12134124012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011177008 (or 1011177006 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12134124012 its reverse (21042143121), we get a palindrome (33176267133).

The spelling of 12134124012 in words is "twelve billion, one hundred thirty-four million, one hundred twenty-four thousand, twelve".