12010020210020 has 96 divisors (see below), whose sum is σ = 31846519208448. Its totient is φ = 3707002202112.

The previous prime is 12010020209989. The next prime is 12010020210073. The reversal of 12010020210020 is 2001202001021.

It is a happy number.

12010020210020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12010020209983 and 12010020210010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109645847 + ... + 109755326.

It is an arithmetic number, because the mean of its divisors is an integer number (331734575088).

Almost surely, 2^{12010020210020} is an apocalyptic number.

12010020210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010020210020 is an abundant number, since it is smaller than the sum of its proper divisors (19836498998428).

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

12010020210020 is a wasteful number, since it uses less digits than its factorization.

12010020210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219401229 (or 219401227 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12010020210020 its reverse (2001202001021), we get a palindrome (14011222211041).

The spelling of 12010020210020 in words is "twelve trillion, ten billion, twenty million, two hundred ten thousand, twenty".