12300021313020 has 144 divisors (see below), whose sum is σ = 43792508480448. Its totient is φ = 2735448744960.

The previous prime is 12300021313003. The next prime is 12300021313079. The reversal of 12300021313020 is 2031312000321.

12300021313020 is a `hidden beast` number, since 1 + 2 + 300 + 0 + 213 + 130 + 20 = 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 = 12300021312984 and 12300021313002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131871241 + ... + 131964480.

Almost surely, 2^{12300021313020} is an apocalyptic number.

12300021313020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300021313020 is an abundant number, since it is smaller than the sum of its proper divisors (31492487167428).

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

12300021313020 is a wasteful number, since it uses less digits than its factorization.

12300021313020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263835780 (or 263835775 counting only the distinct ones).

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

Adding to 12300021313020 its reverse (2031312000321), we get a palindrome (14331333313341).

The spelling of 12300021313020 in words is "twelve trillion, three hundred billion, twenty-one million, three hundred thirteen thousand, twenty".