210003142225 has 12 divisors (see below), whose sum is σ = 260485703344. Its totient is φ = 167949735120.

The previous prime is 210003142207. The next prime is 210003142273. The reversal of 210003142225 is 522241300012.

It is a happy number.

It is not a de Polignac number, because 210003142225 - 2¹¹ = 210003140177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210003142196 and 210003142205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1238199 + ... + 1397548.

Almost surely, 2^210003142225 is an apocalyptic number.

210003142225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

210003142225 is a deficient number, since it is larger than the sum of its proper divisors (50482561119).

210003142225 is a wasteful number, since it uses less digits than its factorization.

210003142225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2638944 (or 2638939 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 210003142225 its reverse (522241300012), we get a palindrome (732244442237).

The spelling of 210003142225 in words is "two hundred ten billion, three million, one hundred forty-two thousand, two hundred twenty-five".