203212 has 12 divisors (see below), whose sum is σ = 359856. Its totient is φ = 100400.

The previous prime is 203209. The next prime is 203213. The reversal of 203212 is 212302.

203212 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (203213) 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, 153 + ... + 655.

It is an arithmetic number, because the mean of its divisors is an integer number (29988).

2²⁰³²¹² is an apocalyptic number.

It is an amenable number.

203212 is a deficient number, since it is larger than the sum of its proper divisors (156644).

203212 is a wasteful number, since it uses less digits than its factorization.

203212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 203212 is about 450.7904169345. The cubic root of 203212 is about 58.7917584512.

Adding to 203212 its reverse (212302), we get a palindrome (415514).

The spelling of 203212 in words is "two hundred three thousand, two hundred twelve", and thus it is an iban number.