1111220100200 has 192 divisors, whose sum is σ = 3085619650560. Its totient is φ = 363884209920.

The previous prime is 1111220100187. The next prime is 1111220100203. The reversal of 1111220100200 is 20010221111.

It is a super-2 number, since 2×1111220100200² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111220100203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21967337 + ... + 22017863.

It is an arithmetic number, because the mean of its divisors is an integer number (16070935680).

Almost surely, 2^{1111220100200} is an apocalyptic number.

1111220100200 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 1111220100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1542809825280).

1111220100200 is an abundant number, since it is smaller than the sum of its proper divisors (1974399550360).

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

1111220100200 is a wasteful number, since it uses less digits than its factorization.

1111220100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51256 (or 51247 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1111220100200 its reverse (20010221111), we get a palindrome (1131230321311).

The spelling of 1111220100200 in words is "one trillion, one hundred eleven billion, two hundred twenty million, one hundred thousand, two hundred".