210002121222202 has 16 divisors (see below), whose sum is σ = 325982116540800. Its totient is φ = 101344010286960.

The previous prime is 210002121222181. The next prime is 210002121222239. The reversal of 210002121222202 is 202222121200012.

It is a self number, because there is not a number n which added to its sum of digits gives 210002121222202.

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, 648481302 + ... + 648805057.

It is an arithmetic number, because the mean of its divisors is an integer number (20373882283800).

Almost surely, 2^{210002121222202} is an apocalyptic number.

210002121222202 is a deficient number, since it is larger than the sum of its proper divisors (115979995318598).

210002121222202 is a wasteful number, since it uses less digits than its factorization.

210002121222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297289181.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 210002121222202 its reverse (202222121200012), we get a palindrome (412224242422214).

The spelling of 210002121222202 in words is "two hundred ten trillion, two billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred two".