112001100121 has 4 divisors (see below), whose sum is σ = 114605776912. Its totient is φ = 109396423332.

The previous prime is 112001100097. The next prime is 112001100139. The reversal of 112001100121 is 121001100211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112001100121 - 2³¹ = 109853616473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112001100098 and 112001100107.

It is not an unprimeable number, because it can be changed into a prime (112001100181) 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 3 ways as a sum of consecutive naturals, for example, 1302338331 + ... + 1302338416.

It is an arithmetic number, because the mean of its divisors is an integer number (28651444228).

Almost surely, 2^112001100121 is an apocalyptic number.

It is an amenable number.

112001100121 is a deficient number, since it is larger than the sum of its proper divisors (2604676791).

112001100121 is an equidigital number, since it uses as much as digits as its factorization.

112001100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604676790.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 112001100121 its reverse (121001100211), we get a palindrome (233002200332).

The spelling of 112001100121 in words is "one hundred twelve billion, one million, one hundred thousand, one hundred twenty-one".