212200221200200 has 96 divisors (see below), whose sum is σ = 503323636520160. Its totient is φ = 83179991347200.

The previous prime is 212200221200189. The next prime is 212200221200287. The reversal of 212200221200200 is 2002122002212.

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, 38439286 + ... + 43611685.

It is an arithmetic number, because the mean of its divisors is an integer number (5242954547085).

Almost surely, 2^{212200221200200} is an apocalyptic number.

212200221200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212200221200200 is an abundant number, since it is smaller than the sum of its proper divisors (291123415319960).

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

212200221200200 is a wasteful number, since it uses less digits than its factorization.

212200221200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82051247 (or 82051238 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212200221200200 its reverse (2002122002212), we get a palindrome (214202343202412).

The spelling of 212200221200200 in words is "two hundred twelve trillion, two hundred billion, two hundred twenty-one million, two hundred thousand, two hundred".