210329998253 has 2 divisors, whose sum is σ = 210329998254. Its totient is φ = 210329998252.

The previous prime is 210329998187. The next prime is 210329998343. The reversal of 210329998253 is 352899923012.

210329998253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157099664164 + 53230334089 = 396358^2 + 230717^2 .

It is a cyclic number.

It is not a de Polignac number, because 210329998253 - 2¹² = 210329994157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210329998195 and 210329998204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210329992253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105164999126 + 105164999127.

It is an arithmetic number, because the mean of its divisors is an integer number (105164999127).

Almost surely, 2^210329998253 is an apocalyptic number.

It is an amenable number.

210329998253 is a deficient number, since it is larger than the sum of its proper divisors (1).

210329998253 is an equidigital number, since it uses as much as digits as its factorization.

210329998253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 210329998253 in words is "two hundred ten billion, three hundred twenty-nine million, nine hundred ninety-eight thousand, two hundred fifty-three".