210013133 has 4 divisors (see below), whose sum is σ = 229105248. Its totient is φ = 190921020.

The previous prime is 210013117. The next prime is 210013159. The reversal of 210013133 is 331310012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210013133 - 2⁴ = 210013117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210013103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9546041 + ... + 9546062.

It is an arithmetic number, because the mean of its divisors is an integer number (57276312).

Almost surely, 2^210013133 is an apocalyptic number.

It is an amenable number.

210013133 is a deficient number, since it is larger than the sum of its proper divisors (19092115).

210013133 is a wasteful number, since it uses less digits than its factorization.

210013133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19092114.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 210013133 is about 14491.8298706547. The cubic root of 210013133 is about 594.4045857366.

Adding to 210013133 its reverse (331310012), we get a palindrome (541323145).

The spelling of 210013133 in words is "two hundred ten million, thirteen thousand, one hundred thirty-three".