12300020033220 has 72 divisors (see below), whose sum is σ = 37310393254680. Its totient is φ = 3279976112640.

The previous prime is 12300020033209. The next prime is 12300020033233. The reversal of 12300020033220 is 2233002000321.

It is a happy number.

12300020033220 is a `hidden beast` number, since 12 + 300 + 0 + 2 + 0 + 0 + 332 + 20 = 666.

12300020033220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 102268202436 + 12197751830784 = 319794^2 + 3492528^2 .

It is a super-2 number, since 2×12300020033220² (a number of 27 digits) contains 22 as substring.

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 = 12300020033193 and 12300020033202.

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, 26474686 + ... + 26935274.

It is an arithmetic number, because the mean of its divisors is an integer number (518199906315).

Almost surely, 2^{12300020033220} is an apocalyptic number.

12300020033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300020033220 is an abundant number, since it is smaller than the sum of its proper divisors (25010373221460).

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

12300020033220 is a wasteful number, since it uses less digits than its factorization.

12300020033220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608965 (or 608960 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 12300020033220 its reverse (2233002000321), we get a palindrome (14533022033541).

The spelling of 12300020033220 in words is "twelve trillion, three hundred billion, twenty million, thirty-three thousand, two hundred twenty".