111000021012200 has 96 divisors (see below), whose sum is σ = 258244880124000. Its totient is φ = 44370799799040.

The previous prime is 111000021012191. The next prime is 111000021012203. The reversal of 111000021012200 is 2210120000111.

It is not an unprimeable number, because it can be changed into a prime (111000021012203) 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 23 ways as a sum of consecutive naturals, for example, 2059380851 + ... + 2059434749.

It is an arithmetic number, because the mean of its divisors is an integer number (2690050834625).

Almost surely, 2^{111000021012200} is an apocalyptic number.

111000021012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111000021012200 is an abundant number, since it is smaller than the sum of its proper divisors (147244859111800).

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

111000021012200 is a wasteful number, since it uses less digits than its factorization.

111000021012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60499 (or 60490 counting only the distinct ones).

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

Adding to 111000021012200 its reverse (2210120000111), we get a palindrome (113210141012311).

The spelling of 111000021012200 in words is "one hundred eleven trillion, twenty-one million, twelve thousand, two hundred".