2020012100012 has 24 divisors (see below), whose sum is σ = 3713474268000. Its totient is φ = 959608893056.

The previous prime is 2020012100011. The next prime is 2020012100033. The reversal of 2020012100012 is 2100012100202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020012099966 and 2020012100002.

It is not an unprimeable number, because it can be changed into a prime (2020012100011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73666337 + ... + 73693752.

It is an arithmetic number, because the mean of its divisors is an integer number (154728094500).

Almost surely, 2^{2020012100012} is an apocalyptic number.

It is an amenable number.

2020012100012 is a deficient number, since it is larger than the sum of its proper divisors (1693462167988).

2020012100012 is a wasteful number, since it uses less digits than its factorization.

2020012100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147360265 (or 147360263 counting only the distinct ones).

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

Adding to 2020012100012 its reverse (2100012100202), we get a palindrome (4120024200214).

The spelling of 2020012100012 in words is "two trillion, twenty billion, twelve million, one hundred thousand, twelve".