112200011121 has 32 divisors (see below), whose sum is σ = 168086291328. Its totient is φ = 65974487040.

The previous prime is 112200011111. The next prime is 112200011123. The reversal of 112200011121 is 121110002211.

It is not a de Polignac number, because 112200011121 - 2⁹ = 112200010609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112200011097 and 112200011106.

It is not an unprimeable number, because it can be changed into a prime (112200011123) 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 31 ways as a sum of consecutive naturals, for example, 300855 + ... + 561171.

It is an arithmetic number, because the mean of its divisors is an integer number (5252696604).

Almost surely, 2^112200011121 is an apocalyptic number.

112200011121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112200011121 is a deficient number, since it is larger than the sum of its proper divisors (55886280207).

112200011121 is a wasteful number, since it uses less digits than its factorization.

112200011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260721.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112200011121 its reverse (121110002211), we get a palindrome (233310013332).

The spelling of 112200011121 in words is "one hundred twelve billion, two hundred million, eleven thousand, one hundred twenty-one".