12003000044 has 12 divisors (see below), whose sum is σ = 24006000144. Its totient is φ = 5144142864.

The previous prime is 12002999999. The next prime is 12003000089. The reversal of 12003000044 is 44000030021.

It is an interprime number because it is at equal distance from previous prime (12002999999) and next prime (12003000089).

12003000044 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 12002999992 and 12003000028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214339259 + ... + 214339314.

It is an arithmetic number, because the mean of its divisors is an integer number (2000500012).

Almost surely, 2^12003000044 is an apocalyptic number.

12003000044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12003000044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12003000044 is a wasteful number, since it uses less digits than its factorization.

12003000044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428678584 (or 428678582 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 12003000044 its reverse (44000030021), we get a palindrome (56003030065).

The spelling of 12003000044 in words is "twelve billion, three million, forty-four", and thus it is an aban number.