12043023012 has 36 divisors (see below), whose sum is σ = 30450485520. Its totient is φ = 4013233392.

The previous prime is 12043023007. The next prime is 12043023017. The reversal of 12043023012 is 21032034021.

12043023012 is a `hidden beast` number, since 1 + 2 + 0 + 430 + 230 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (12043023007) and next prime (12043023017).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (12043023017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91783 + ... + 180305.

It is an arithmetic number, because the mean of its divisors is an integer number (845846820).

Almost surely, 2^12043023012 is an apocalyptic number.

12043023012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12043023012 is an abundant number, since it is smaller than the sum of its proper divisors (18407462508).

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

12043023012 is a wasteful number, since it uses less digits than its factorization.

12043023012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92312 (or 92307 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12043023012 its reverse (21032034021), we get a palindrome (33075057033).

The spelling of 12043023012 in words is "twelve billion, forty-three million, twenty-three thousand, twelve".