213430204 has 12 divisors (see below), whose sum is σ = 402233944. Its totient is φ = 98506224.

The previous prime is 213430201. The next prime is 213430207. The reversal of 213430204 is 402034312.

It is an interprime number because it is at equal distance from previous prime (213430201) and next prime (213430207).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213430201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2052162 + ... + 2052265.

Almost surely, 2^213430204 is an apocalyptic number.

It is an amenable number.

213430204 is a deficient number, since it is larger than the sum of its proper divisors (188803740).

213430204 is a wasteful number, since it uses less digits than its factorization.

213430204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4104444 (or 4104442 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 213430204 is about 14609.2506310214. The cubic root of 213430204 is about 597.6110601605.

Adding to 213430204 its reverse (402034312), we get a palindrome (615464516).

The spelling of 213430204 in words is "two hundred thirteen million, four hundred thirty thousand, two hundred four".