111202212120200 has 24 divisors (see below), whose sum is σ = 258545143179930. Its totient is φ = 44480884848000.

The previous prime is 111202212120187. The next prime is 111202212120221. The reversal of 111202212120200 is 2021212202111.

111202212120200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 82601086728196 + 28601125392004 = 9088514^2 + 5348002^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 278005530101 + ... + 278005530500.

Almost surely, 2^{111202212120200} is an apocalyptic number.

111202212120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111202212120200 is an abundant number, since it is smaller than the sum of its proper divisors (147342931059730).

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

111202212120200 is a wasteful number, since it uses less digits than its factorization.

111202212120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556011060617 (or 556011060608 counting only the distinct ones).

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

Adding to 111202212120200 its reverse (2021212202111), we get a palindrome (113223424322311).

The spelling of 111202212120200 in words is "one hundred eleven trillion, two hundred two billion, two hundred twelve million, one hundred twenty thousand, two hundred".