213210232 has 8 divisors (see below), whose sum is σ = 399769200. Its totient is φ = 106605112.

The previous prime is 213210203. The next prime is 213210241. The reversal of 213210232 is 232012312.

213210232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13325632 + ... + 13325647.

It is an arithmetic number, because the mean of its divisors is an integer number (49971150).

Almost surely, 2^213210232 is an apocalyptic number.

It is an amenable number.

213210232 is a deficient number, since it is larger than the sum of its proper divisors (186558968).

213210232 is a wasteful number, since it uses less digits than its factorization.

213210232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26651285 (or 26651281 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 213210232 is about 14601.7201726372. The cubic root of 213210232 is about 597.4056801567.

Adding to 213210232 its reverse (232012312), we get a palindrome (445222544).

The spelling of 213210232 in words is "two hundred thirteen million, two hundred ten thousand, two hundred thirty-two".