2012112222200 has 24 divisors (see below), whose sum is σ = 4678160917080. Its totient is φ = 804844888800.

The previous prime is 2012112222167. The next prime is 2012112222217. The reversal of 2012112222200 is 22222112102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5030280356 + ... + 5030280755.

It is an arithmetic number, because the mean of its divisors is an integer number (194923371545).

Almost surely, 2^{2012112222200} is an apocalyptic number.

2012112222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012112222200 is an abundant number, since it is smaller than the sum of its proper divisors (2666048694880).

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

2012112222200 is a wasteful number, since it uses less digits than its factorization.

2012112222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10060561127 (or 10060561118 counting only the distinct ones).

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

Adding to 2012112222200 its reverse (22222112102), we get a palindrome (2034334334302).

The spelling of 2012112222200 in words is "two trillion, twelve billion, one hundred twelve million, two hundred twenty-two thousand, two hundred".