12122322222200 has 48 divisors (see below), whose sum is σ = 28188990074880. Its totient is φ = 4848139055360.

The previous prime is 12122322222139. The next prime is 12122322222203. The reversal of 12122322222200 is 222222322121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122322222203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3704789 + ... + 6161988.

It is an arithmetic number, because the mean of its divisors is an integer number (587270626560).

Almost surely, 2^{12122322222200} is an apocalyptic number.

12122322222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122322222200 is an abundant number, since it is smaller than the sum of its proper divisors (16066667852680).

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

12122322222200 is a wasteful number, since it uses less digits than its factorization.

12122322222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9872936 (or 9872927 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12122322222200 its reverse (222222322121), we get a palindrome (12344544544321).

The spelling of 12122322222200 in words is "twelve trillion, one hundred twenty-two billion, three hundred twenty-two million, two hundred twenty-two thousand, two hundred".