210012303 has 8 divisors (see below), whose sum is σ = 280274688. Its totient is φ = 139879064.

The previous prime is 210012277. The next prime is 210012307. The reversal of 210012303 is 303210012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210012303 - 2¹⁰ = 210011279 is a prime.

It is a super-2 number, since 2×210012303² = 88210334822727618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28425 + ... + 35042.

It is an arithmetic number, because the mean of its divisors is an integer number (35034336).

Almost surely, 2^210012303 is an apocalyptic number.

210012303 is a deficient number, since it is larger than the sum of its proper divisors (70262385).

210012303 is a wasteful number, since it uses less digits than its factorization.

210012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64573.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 210012303 is about 14491.8012338011. The cubic root of 210012303 is about 594.4038026801.

Adding to 210012303 its reverse (303210012), we get a palindrome (513222315).

It can be divided in two parts, 210012 and 303, that multiplied together give a palindrome (63633636).

The spelling of 210012303 in words is "two hundred ten million, twelve thousand, three hundred three".