210204241 has 4 divisors (see below), whose sum is σ = 226373812. Its totient is φ = 194034672.

The previous prime is 210204229. The next prime is 210204251. The reversal of 210204241 is 142402012.

210204241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33872400 + 176331841 = 5820^2 + 13279^2 .

It is not a de Polignac number, because 210204241 - 2⁹ = 210203729 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (210204221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8084766 + ... + 8084791.

It is an arithmetic number, because the mean of its divisors is an integer number (56593453).

Almost surely, 2^210204241 is an apocalyptic number.

It is an amenable number.

210204241 is a deficient number, since it is larger than the sum of its proper divisors (16169571).

210204241 is a wasteful number, since it uses less digits than its factorization.

210204241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16169570.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 210204241 is about 14498.4220175852. The cubic root of 210204241 is about 594.5848300714.

Adding to 210204241 its reverse (142402012), we get a palindrome (352606253).

The spelling of 210204241 in words is "two hundred ten million, two hundred four thousand, two hundred forty-one".