212331022200 has 144 divisors (see below), whose sum is σ = 777903726600. Its totient is φ = 51474182400.

The previous prime is 212331022199. The next prime is 212331022213. The reversal of 212331022200 is 2220133212.

212331022200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5342095 + ... + 5381694.

Almost surely, 2^212331022200 is an apocalyptic number.

212331022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212331022200 is an abundant number, since it is smaller than the sum of its proper divisors (565572704400).

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

212331022200 is a wasteful number, since it uses less digits than its factorization.

212331022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10723822 (or 10723810 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 212331022200 its reverse (2220133212), we get a palindrome (214551155412).

The spelling of 212331022200 in words is "two hundred twelve billion, three hundred thirty-one million, twenty-two thousand, two hundred".