12003000300120 has 64 divisors (see below), whose sum is σ = 36017623185120. Its totient is φ = 3200033654784.

The previous prime is 12003000300091. The next prime is 12003000300133. The reversal of 12003000300120 is 2100300030021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12003000300096 and 12003000300105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11472067 + ... + 12474546.

Almost surely, 2^{12003000300120} is an apocalyptic number.

12003000300120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003000300120 is an abundant number, since it is smaller than the sum of its proper divisors (24014622885000).

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

12003000300120 is a wasteful number, since it uses less digits than its factorization.

12003000300120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23950804 (or 23950800 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 12003000300120 its reverse (2100300030021), we get a palindrome (14103300330141).

The spelling of 12003000300120 in words is "twelve trillion, three billion, three hundred thousand, one hundred twenty".