11112200222200 has 576 divisors, whose sum is σ = 34369739481600. Its totient is φ = 3245272473600.

The previous prime is 11112200222171. The next prime is 11112200222239. The reversal of 11112200222200 is 222200221111.

It is a happy number.

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 143 ways as a sum of consecutive naturals, for example, 1019181949 + ... + 1019192851.

It is an arithmetic number, because the mean of its divisors is an integer number (59669686600).

Almost surely, 2^{11112200222200} is an apocalyptic number.

11112200222200 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 11112200222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17184869740800).

11112200222200 is an abundant number, since it is smaller than the sum of its proper divisors (23257539259400).

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

11112200222200 is a wasteful number, since it uses less digits than its factorization.

11112200222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11200 (or 11174 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11112200222200 its reverse (222200221111), we get a palindrome (11334400443311).

The spelling of 11112200222200 in words is "eleven trillion, one hundred twelve billion, two hundred million, two hundred twenty-two thousand, two hundred".