210002200121212 has 24 divisors (see below), whose sum is σ = 368962607140736. Its totient is φ = 104585136875568.

The previous prime is 210002200121179. The next prime is 210002200121261. The reversal of 210002200121212 is 212121002200012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102044298 + ... + 104081905.

Almost surely, 2^{210002200121212} is an apocalyptic number.

It is an amenable number.

210002200121212 is a deficient number, since it is larger than the sum of its proper divisors (158960407019524).

210002200121212 is a wasteful number, since it uses less digits than its factorization.

210002200121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206127217 (or 206127215 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210002200121212 its reverse (212121002200012), we get a palindrome (422123202321224).

The spelling of 210002200121212 in words is "two hundred ten trillion, two billion, two hundred million, one hundred twenty-one thousand, two hundred twelve".