210132305 has 8 divisors (see below), whose sum is σ = 265430400. Its totient is φ = 159258096.

The previous prime is 210132283. The next prime is 210132313. The reversal of 210132305 is 503231012.

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 210132305 - 2¹² = 210128209 is a prime.

It is a super-2 number, since 2×210132305² = 88311171209226050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105865 + ... + 1106054.

It is an arithmetic number, because the mean of its divisors is an integer number (33178800).

Almost surely, 2^210132305 is an apocalyptic number.

It is an amenable number.

210132305 is a deficient number, since it is larger than the sum of its proper divisors (55298095).

210132305 is a wasteful number, since it uses less digits than its factorization.

210132305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211943.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 210132305 is about 14495.9409835995. The cubic root of 210132305 is about 594.5169961492.

Adding to 210132305 its reverse (503231012), we get a palindrome (713363317).

The spelling of 210132305 in words is "two hundred ten million, one hundred thirty-two thousand, three hundred five".