200021012210 has 32 divisors (see below), whose sum is σ = 361462616640. Its totient is φ = 79692281152.

The previous prime is 200021012203. The next prime is 200021012237. The reversal of 200021012210 is 12210120002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200021012191 and 200021012200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3255656 + ... + 3316524.

It is an arithmetic number, because the mean of its divisors is an integer number (11295706770).

Almost surely, 2^200021012210 is an apocalyptic number.

200021012210 is a deficient number, since it is larger than the sum of its proper divisors (161441604430).

200021012210 is a wasteful number, since it uses less digits than its factorization.

200021012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62170.

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

Adding to 200021012210 its reverse (12210120002), we get a palindrome (212231132212).

The spelling of 200021012210 in words is "two hundred billion, twenty-one million, twelve thousand, two hundred ten".