211232203 has 16 divisors (see below), whose sum is σ = 264246976. Its totient is φ = 164384640.

The previous prime is 211232183. The next prime is 211232209. The reversal of 211232203 is 302232112.

It is a de Polignac number, because none of the positive numbers 2^k-211232203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211232209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13476 + ... + 24577.

It is an arithmetic number, because the mean of its divisors is an integer number (16515436).

Almost surely, 2^211232203 is an apocalyptic number.

211232203 is a deficient number, since it is larger than the sum of its proper divisors (53014773).

211232203 is a wasteful number, since it uses less digits than its factorization.

211232203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38134.

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

The square root of 211232203 is about 14533.8296054412. The cubic root of 211232203 is about 595.5524873234.

Adding to 211232203 its reverse (302232112), we get a palindrome (513464315).

Subtracting 211232203 from its reverse (302232112), we obtain a palindrome (90999909).

The spelling of 211232203 in words is "two hundred eleven million, two hundred thirty-two thousand, two hundred three".