2012122202200 has 96 divisors (see below), whose sum is σ = 5110184110320. Its totient is φ = 730718720000.

The previous prime is 2012122202183. The next prime is 2012122202239. The reversal of 2012122202200 is 22022212102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1073280 + ... + 2275120.

Almost surely, 2^{2012122202200} is an apocalyptic number.

2012122202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012122202200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2555092055160).

2012122202200 is an abundant number, since it is smaller than the sum of its proper divisors (3098061908120).

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

2012122202200 is a wasteful number, since it uses less digits than its factorization.

2012122202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202629 (or 1202620 counting only the distinct ones).

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

Adding to 2012122202200 its reverse (22022212102), we get a palindrome (2034144414302).

The spelling of 2012122202200 in words is "two trillion, twelve billion, one hundred twenty-two million, two hundred two thousand, two hundred".