211323213300 has 72 divisors (see below), whose sum is σ = 616096004832. Its totient is φ = 55922672000.

The previous prime is 211323213287. The next prime is 211323213317. The reversal of 211323213300 is 3312323112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2649291 + ... + 2727890.

It is an arithmetic number, because the mean of its divisors is an integer number (8556888956).

Almost surely, 2^211323213300 is an apocalyptic number.

211323213300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211323213300 is an abundant number, since it is smaller than the sum of its proper divisors (404772791532).

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

211323213300 is a wasteful number, since it uses less digits than its factorization.

211323213300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5377329 (or 5377322 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 211323213300 its reverse (3312323112), we get a palindrome (214635536412).

The spelling of 211323213300 in words is "two hundred eleven billion, three hundred twenty-three million, two hundred thirteen thousand, three hundred".