212310203 has 8 divisors (see below), whose sum is σ = 246262272. Its totient is φ = 179263656.

The previous prime is 212310187. The next prime is 212310223. The reversal of 212310203 is 302013212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212310203 - 2⁴ = 212310187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212310223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225875 + ... + 226812.

It is an arithmetic number, because the mean of its divisors is an integer number (30782784).

Almost surely, 2^212310203 is an apocalyptic number.

212310203 is a deficient number, since it is larger than the sum of its proper divisors (33952069).

212310203 is an equidigital number, since it uses as much as digits as its factorization.

212310203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452761.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 212310203 is about 14570.8682994529. The cubic root of 212310203 is about 596.5638806676.

Adding to 212310203 its reverse (302013212), we get a palindrome (514323415).

The spelling of 212310203 in words is "two hundred twelve million, three hundred ten thousand, two hundred three".