211232321232103 has 4 divisors (see below), whose sum is σ = 211413948336648. Its totient is φ = 211050694127560.

The previous prime is 211232321232083. The next prime is 211232321232209. The reversal of 211232321232103 is 301232123232112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211232321232103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211232321230103) 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, 90813550528 + ... + 90813552853.

It is an arithmetic number, because the mean of its divisors is an integer number (52853487084162).

Almost surely, 2^{211232321232103} is an apocalyptic number.

211232321232103 is a deficient number, since it is larger than the sum of its proper divisors (181627104545).

211232321232103 is a wasteful number, since it uses less digits than its factorization.

211232321232103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181627104544.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 211232321232103 its reverse (301232123232112), we get a palindrome (512464444464215).

The spelling of 211232321232103 in words is "two hundred eleven trillion, two hundred thirty-two billion, three hundred twenty-one million, two hundred thirty-two thousand, one hundred three".