11222112222200 has 192 divisors, whose sum is σ = 29265241904640. Its totient is φ = 3966537600000.

The previous prime is 11222112222193. The next prime is 11222112222257. The reversal of 11222112222200 is 222221122211.

11222112222200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24214655 + ... + 24673745.

It is an arithmetic number, because the mean of its divisors is an integer number (152423134920).

Almost surely, 2^{11222112222200} is an apocalyptic number.

11222112222200 is a gapful number since it is divisible by the number (10) 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 11222112222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14632620952320).

11222112222200 is an abundant number, since it is smaller than the sum of its proper divisors (18043129682440).

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

11222112222200 is a wasteful number, since it uses less digits than its factorization.

11222112222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459430 (or 459421 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11222112222200 its reverse (222221122211), we get a palindrome (11444333344411).

The spelling of 11222112222200 in words is "eleven trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-two thousand, two hundred".