212011303200 has 72 divisors (see below), whose sum is σ = 690096799728. Its totient is φ = 56536346880.

The previous prime is 212011303169. The next prime is 212011303213. The reversal of 212011303200 is 2303110212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212011303200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44166622 + ... + 44171421.

It is an arithmetic number, because the mean of its divisors is an integer number (9584677774).

Almost surely, 2^212011303200 is an apocalyptic number.

212011303200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212011303200 is an abundant number, since it is smaller than the sum of its proper divisors (478085496528).

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

212011303200 is a wasteful number, since it uses less digits than its factorization.

212011303200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88338066 (or 88338053 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212011303200 its reverse (2303110212), we get a palindrome (214314413412).

The spelling of 212011303200 in words is "two hundred twelve billion, eleven million, three hundred three thousand, two hundred".