20020000200012 has 36 divisors (see below), whose sum is σ = 50622775084336. Its totient is φ = 6671136019680.

The previous prime is 20020000199989. The next prime is 20020000200017. The reversal of 20020000200012 is 21000200002002.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20020000199967 and 20020000200003.

It is not an unprimeable number, because it can be changed into a prime (20020000200017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91446664 + ... + 91665327.

Almost surely, 2^{20020000200012} is an apocalyptic number.

It is an amenable number.

20020000200012 is an abundant number, since it is smaller than the sum of its proper divisors (30602774884324).

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

20020000200012 is a wasteful number, since it uses less digits than its factorization.

20020000200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183115038 (or 183115033 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20020000200012 its reverse (21000200002002), we get a palindrome (41020200202014).

The spelling of 20020000200012 in words is "twenty trillion, twenty billion, two hundred thousand, twelve".