111200211022120 has 32 divisors (see below), whose sum is σ = 272945972509920. Its totient is φ = 40436440371520.

The previous prime is 111200211022081. The next prime is 111200211022123. The reversal of 111200211022120 is 21220112002111.

It is a junction number, because it is equal to n+sod(n) for n = 111200211022094 and 111200211022103.

It is not an unprimeable number, because it can be changed into a prime (111200211022123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126363875722 + ... + 126363876601.

It is an arithmetic number, because the mean of its divisors is an integer number (8529561640935).

Almost surely, 2^{111200211022120} is an apocalyptic number.

111200211022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200211022120 is an abundant number, since it is smaller than the sum of its proper divisors (161745761487800).

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

111200211022120 is a wasteful number, since it uses less digits than its factorization.

111200211022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252727752345 (or 252727752341 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111200211022120 its reverse (21220112002111), we get a palindrome (132420323024231).

The spelling of 111200211022120 in words is "one hundred eleven trillion, two hundred billion, two hundred eleven million, twenty-two thousand, one hundred twenty".