211232321103 has 8 divisors (see below), whose sum is σ = 293888446848. Its totient is φ = 134698871384.

The previous prime is 211232321081. The next prime is 211232321117. The reversal of 211232321103 is 301123232112.

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 211232321103 - 2²² = 211228126799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 211232321103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211232321173) 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, 1530668925 + ... + 1530669062.

It is an arithmetic number, because the mean of its divisors is an integer number (36736055856).

Almost surely, 2^211232321103 is an apocalyptic number.

211232321103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

211232321103 is a deficient number, since it is larger than the sum of its proper divisors (82656125745).

211232321103 is a wasteful number, since it uses less digits than its factorization.

211232321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3061338013.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 211232321103 its reverse (301123232112), we get a palindrome (512355553215).

The spelling of 211232321103 in words is "two hundred eleven billion, two hundred thirty-two million, three hundred twenty-one thousand, one hundred three".