20002011111212 has 48 divisors (see below), whose sum is σ = 37716346887744. Its totient is φ = 9226739808000.

The previous prime is 20002011111167. The next prime is 20002011111221. The reversal of 20002011111212 is 21211111020002.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1245369662 + ... + 1245385722.

It is an arithmetic number, because the mean of its divisors is an integer number (785757226828).

Almost surely, 2^{20002011111212} is an apocalyptic number.

It is an amenable number.

20002011111212 is a deficient number, since it is larger than the sum of its proper divisors (17714335776532).

20002011111212 is a wasteful number, since it uses less digits than its factorization.

20002011111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27450 (or 27448 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20002011111212 its reverse (21211111020002), we get a palindrome (41213122131214).

The spelling of 20002011111212 in words is "twenty trillion, two billion, eleven million, one hundred eleven thousand, two hundred twelve".