112121201122 has 24 divisors (see below), whose sum is σ = 200411770860. Its totient is φ = 46879943040.

The previous prime is 112121201117. The next prime is 112121201149. The reversal of 112121201122 is 221102121211.

It can be written as a sum of positive squares in 2 ways, for example, as 76867008001 + 35254193121 = 277249^2 + 187761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112121201096 and 112121201105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13948347 + ... + 13956382.

Almost surely, 2^112121201122 is an apocalyptic number.

112121201122 is a deficient number, since it is larger than the sum of its proper divisors (88290569738).

112121201122 is a wasteful number, since it uses less digits than its factorization.

112121201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27904786 (or 27904779 counting only the distinct ones).

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

Adding to 112121201122 its reverse (221102121211), we get a palindrome (333223322333).

The spelling of 112121201122 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred one thousand, one hundred twenty-two".