112002211121 has 4 divisors (see below), whose sum is σ = 112012992000. Its totient is φ = 111991430244.

The previous prime is 112002211091. The next prime is 112002211147. The reversal of 112002211121 is 121112200211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121112200211 = 10151 ⋅11931061.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112002211121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112002211096 and 112002211105.

It is not an unprimeable number, because it can be changed into a prime (112002211621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5374841 + ... + 5395638.

It is an arithmetic number, because the mean of its divisors is an integer number (28003248000).

Almost surely, 2^112002211121 is an apocalyptic number.

It is an amenable number.

112002211121 is a deficient number, since it is larger than the sum of its proper divisors (10780879).

112002211121 is a wasteful number, since it uses less digits than its factorization.

112002211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10780878.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112002211121 its reverse (121112200211), we get a palindrome (233114411332).

The spelling of 112002211121 in words is "one hundred twelve billion, two million, two hundred eleven thousand, one hundred twenty-one".