12120003300040 has 64 divisors (see below), whose sum is σ = 27632579760000. Its totient is φ = 4783765916160.

The previous prime is 12120003300007. The next prime is 12120003300043. The reversal of 12120003300040 is 4000330002121.

It is a happy number.

12120003300040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12120003299987 and 12120003300023.

It is not an unprimeable number, because it can be changed into a prime (12120003300043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1718940 + ... + 5214859.

It is an arithmetic number, because the mean of its divisors is an integer number (431759058750).

Almost surely, 2^{12120003300040} is an apocalyptic number.

12120003300040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12120003300040 is an abundant number, since it is smaller than the sum of its proper divisors (15512576459960).

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

12120003300040 is a wasteful number, since it uses less digits than its factorization.

12120003300040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934390 (or 6934386 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12120003300040 its reverse (4000330002121), we get a palindrome (16120333302161).

The spelling of 12120003300040 in words is "twelve trillion, one hundred twenty billion, three million, three hundred thousand, forty".