112222011121 has 8 divisors (see below), whose sum is σ = 123636132288. Its totient is φ = 101009910000.

The previous prime is 112222011089. The next prime is 112222011133. The reversal of 112222011121 is 121110222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112222011121 - 2⁵ = 112222011089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112222011095 and 112222011104.

It is not an unprimeable number, because it can be changed into a prime (112222011151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50503845 + ... + 50506066.

It is an arithmetic number, because the mean of its divisors is an integer number (15454516536).

Almost surely, 2^112222011121 is an apocalyptic number.

112222011121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112222011121 is a deficient number, since it is larger than the sum of its proper divisors (11414121167).

112222011121 is a wasteful number, since it uses less digits than its factorization.

112222011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101010023.

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

Adding to 112222011121 its reverse (121110222211), we get a palindrome (233332233332).

The spelling of 112222011121 in words is "one hundred twelve billion, two hundred twenty-two million, eleven thousand, one hundred twenty-one".