200000021012012 has 12 divisors (see below), whose sum is σ = 376923116522736. Its totient is φ = 92307702005520.

The previous prime is 200000021011997. The next prime is 200000021012041. The reversal of 200000021012012 is 210210120000002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200000021011984 and 200000021012002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1923077125064 + ... + 1923077125167.

It is an arithmetic number, because the mean of its divisors is an integer number (31410259710228).

Almost surely, 2^{200000021012012} is an apocalyptic number.

It is an amenable number.

200000021012012 is a deficient number, since it is larger than the sum of its proper divisors (176923095510724).

200000021012012 is a wasteful number, since it uses less digits than its factorization.

200000021012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846154250248 (or 3846154250246 counting only the distinct ones).

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

Adding to 200000021012012 its reverse (210210120000002), we get a palindrome (410210141012014).

The spelling of 200000021012012 in words is "two hundred trillion, twenty-one million, twelve thousand, twelve".