12003412032 has 140 divisors (see below), whose sum is σ = 37454911120. Its totient is φ = 3790520064.

The previous prime is 12003412021. The next prime is 12003412061. The reversal of 12003412032 is 23021430021.

12003412032 is a `hidden beast` number, since 120 + 0 + 341 + 203 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 12003411996 and 12003412014.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37563 + ... + 159429.

Almost surely, 2^12003412032 is an apocalyptic number.

12003412032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12003412032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18727455560).

12003412032 is an abundant number, since it is smaller than the sum of its proper divisors (25451499088).

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

12003412032 is a wasteful number, since it uses less digits than its factorization.

12003412032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121910 (or 121891 counting only the distinct ones).

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

Adding to 12003412032 its reverse (23021430021), we get a palindrome (35024842053).

The spelling of 12003412032 in words is "twelve billion, three million, four hundred twelve thousand, thirty-two".