12111122022200 has 48 divisors (see below), whose sum is σ = 28337711378280. Its totient is φ = 4813592434560.

The previous prime is 12111122022161. The next prime is 12111122022227. The reversal of 12111122022200 is 222022111121.

It is a congruent 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, 192820862 + ... + 192883661.

Almost surely, 2^{12111122022200} is an apocalyptic number.

12111122022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111122022200 is an abundant number, since it is smaller than the sum of its proper divisors (16226589356080).

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

12111122022200 is a wasteful number, since it uses less digits than its factorization.

12111122022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385704696 (or 385704687 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12111122022200 its reverse (222022111121), we get a palindrome (12333144133321).

The spelling of 12111122022200 in words is "twelve trillion, one hundred eleven billion, one hundred twenty-two million, twenty-two thousand, two hundred".