20102102000212 has 12 divisors (see below), whose sum is σ = 35183104103700. Its totient is φ = 10049786542016.

The previous prime is 20102102000203. The next prime is 20102102000231. The reversal of 20102102000212 is 21200020120102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16993241865796 + 3108860134416 = 4122286^2 + 1763196^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20102102000192 and 20102102000201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316078753 + ... + 316142344.

It is an arithmetic number, because the mean of its divisors is an integer number (2931925341975).

Almost surely, 2^{20102102000212} is an apocalyptic number.

It is an amenable number.

20102102000212 is a deficient number, since it is larger than the sum of its proper divisors (15081002103488).

20102102000212 is a wasteful number, since it uses less digits than its factorization.

20102102000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632229050 (or 632229048 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20102102000212 its reverse (21200020120102), we get a palindrome (41302122120314).

The spelling of 20102102000212 in words is "twenty trillion, one hundred two billion, one hundred two million, two hundred twelve", and thus it is an aban number.