212012122200200 has 48 divisors (see below), whose sum is σ = 563346496135680. Its totient is φ = 72689870468160.

The previous prime is 212012122200169. The next prime is 212012122200293. The reversal of 212012122200200 is 2002221210212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75718613672 + ... + 75718616471.

It is an arithmetic number, because the mean of its divisors is an integer number (11736385336160).

Almost surely, 2^{212012122200200} is an apocalyptic number.

212012122200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212012122200200 is an abundant number, since it is smaller than the sum of its proper divisors (351334373935480).

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

212012122200200 is a wasteful number, since it uses less digits than its factorization.

212012122200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151437230166 (or 151437230157 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212012122200200 its reverse (2002221210212), we get a palindrome (214014343410412).

The spelling of 212012122200200 in words is "two hundred twelve trillion, twelve billion, one hundred twenty-two million, two hundred thousand, two hundred".