210020030010202 has 4 divisors (see below), whose sum is σ = 315030045015306. Its totient is φ = 105010015005100.

The previous prime is 210020030010199. The next prime is 210020030010253. The reversal of 210020030010202 is 202010030020012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 146285178815281 + 63734851194921 = 12094841^2 + 7983411^2 .

It is a super-2 number, since 2×210020030010202² (a number of 29 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 52505007502549 + ... + 52505007502552.

Almost surely, 2^{210020030010202} is an apocalyptic number.

210020030010202 is a deficient number, since it is larger than the sum of its proper divisors (105010015005104).

210020030010202 is a wasteful number, since it uses less digits than its factorization.

210020030010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105010015005103.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 210020030010202 its reverse (202010030020012), we get a palindrome (412030060030214).

The spelling of 210020030010202 in words is "two hundred ten trillion, twenty billion, thirty million, ten thousand, two hundred two".