12030121320030 has 64 divisors (see below), whose sum is σ = 34996716576000. Its totient is φ = 2916393046560.

The previous prime is 12030121320023. The next prime is 12030121320031. The reversal of 12030121320030 is 3002312103021.

12030121320030 is a `hidden beast` number, since 1 + 20 + 301 + 21 + 320 + 0 + 3 + 0 = 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 = 12030121319985 and 12030121320012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030121320031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2025269980 + ... + 2025275919.

It is an arithmetic number, because the mean of its divisors is an integer number (546823696500).

Almost surely, 2^{12030121320030} is an apocalyptic number.

12030121320030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12030121320030 is an abundant number, since it is smaller than the sum of its proper divisors (22966595255970).

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

12030121320030 is a wasteful number, since it uses less digits than its factorization.

12030121320030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050545926 (or 4050545920 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12030121320030 its reverse (3002312103021), we get a palindrome (15032433423051).

The spelling of 12030121320030 in words is "twelve trillion, thirty billion, one hundred twenty-one million, three hundred twenty thousand, thirty".