12120343000030 has 48 divisors (see below), whose sum is σ = 22814224995744. Its totient is φ = 4635513509760.

The previous prime is 12120342999983. The next prime is 12120343000049. The reversal of 12120343000030 is 3000034302121.

It is a junction number, because it is equal to n+sod(n) for n = 12120342999971 and 12120343000007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6129801 + ... + 7862260.

It is an arithmetic number, because the mean of its divisors is an integer number (475296354078).

Almost surely, 2^{12120343000030} is an apocalyptic number.

12120343000030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120343000030 is a deficient number, since it is larger than the sum of its proper divisors (10693881995714).

12120343000030 is a wasteful number, since it uses less digits than its factorization.

12120343000030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13992229 (or 13992200 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12120343000030 its reverse (3000034302121), we get a palindrome (15120377302151).

The spelling of 12120343000030 in words is "twelve trillion, one hundred twenty billion, three hundred forty-three million, thirty", and thus it is an aban number.