211121332300 has 72 divisors (see below), whose sum is σ = 485472521520. Its totient is φ = 79417036800.

The previous prime is 211121332291. The next prime is 211121332333. The reversal of 211121332300 is 3233121112.

211121332300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2090980 + ... + 2189620.

It is an arithmetic number, because the mean of its divisors is an integer number (6742673910).

Almost surely, 2^211121332300 is an apocalyptic number.

211121332300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211121332300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242736260760).

211121332300 is an abundant number, since it is smaller than the sum of its proper divisors (274351189220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211121332300 is a wasteful number, since it uses less digits than its factorization.

211121332300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99931 (or 99924 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 211121332300 its reverse (3233121112), we get a palindrome (214354453412).

The spelling of 211121332300 in words is "two hundred eleven billion, one hundred twenty-one million, three hundred thirty-two thousand, three hundred".