1112223112 has 64 divisors (see below), whose sum is σ = 2800022400. Its totient is φ = 399997440.

The previous prime is 1112223103. The next prime is 1112223137. The reversal of 1112223112 is 2113222111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61437 + ... + 77452.

It is an arithmetic number, because the mean of its divisors is an integer number (43750350).

Almost surely, 2^1112223112 is an apocalyptic number.

It is an amenable number.

1112223112 is an abundant number, since it is smaller than the sum of its proper divisors (1687799288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112223112 is a wasteful number, since it uses less digits than its factorization.

1112223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138926 (or 138922 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 1112223112 is about 33350.0091754110. The cubic root of 1112223112 is about 1036.0895779791.

Adding to 1112223112 its reverse (2113222111), we get a palindrome (3225445223).

The spelling of 1112223112 in words is "one billion, one hundred twelve million, two hundred twenty-three thousand, one hundred twelve".