2012211212200 has 48 divisors (see below), whose sum is σ = 5346732653280. Its totient is φ = 689900986560.

The previous prime is 2012211212153. The next prime is 2012211212243. The reversal of 2012211212200 is 22121122102.

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, 718645462 + ... + 718648261.

It is an arithmetic number, because the mean of its divisors is an integer number (111390263610).

Almost surely, 2^{2012211212200} is an apocalyptic number.

2012211212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012211212200 is an abundant number, since it is smaller than the sum of its proper divisors (3334521441080).

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

2012211212200 is a wasteful number, since it uses less digits than its factorization.

2012211212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437293746 (or 1437293737 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2012211212200 its reverse (22121122102), we get a palindrome (2034332334302).

The spelling of 2012211212200 in words is "two trillion, twelve billion, two hundred eleven million, two hundred twelve thousand, two hundred".