203242210 has 8 divisors (see below), whose sum is σ = 365835996. Its totient is φ = 81296880.

The previous prime is 203242189. The next prime is 203242217. The reversal of 203242210 is 12242302.

203242210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 201554809 + 1687401 = 14197^2 + 1299^2 .

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

It is not an unprimeable number, because it can be changed into a prime (203242217) 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, 10162101 + ... + 10162120.

Almost surely, 2^203242210 is an apocalyptic number.

203242210 is a deficient number, since it is larger than the sum of its proper divisors (162593786).

203242210 is a wasteful number, since it uses less digits than its factorization.

203242210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20324228.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 203242210 is about 14256.3042195374. The cubic root of 203242210 is about 587.9467168309.

Adding to 203242210 its reverse (12242302), we get a palindrome (215484512).

The spelling of 203242210 in words is "two hundred three million, two hundred forty-two thousand, two hundred ten".