12020340024020 has 96 divisors (see below), whose sum is σ = 25810866950400. Its totient is φ = 4701036764160.

The previous prime is 12020340024013. The next prime is 12020340024029. The reversal of 12020340024020 is 2042004302021.

12020340024020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12020340023983 and 12020340024001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020340024029) 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, 272913200 + ... + 272957240.

It is an arithmetic number, because the mean of its divisors is an integer number (268863197400).

Almost surely, 2^{12020340024020} is an apocalyptic number.

12020340024020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020340024020 is an abundant number, since it is smaller than the sum of its proper divisors (13790526926380).

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

12020340024020 is a wasteful number, since it uses less digits than its factorization.

12020340024020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45633 (or 45631 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12020340024020 its reverse (2042004302021), we get a palindrome (14062344326041).

The spelling of 12020340024020 in words is "twelve trillion, twenty billion, three hundred forty million, twenty-four thousand, twenty".