1112661112 has 16 divisors (see below), whose sum is σ = 2088104400. Its totient is φ = 555833280.

The previous prime is 1112661103. The next prime is 1112661113. The reversal of 1112661112 is 2111662111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112661113) 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, 52564 + ... + 70627.

It is an arithmetic number, because the mean of its divisors is an integer number (130506525).

Almost surely, 2^1112661112 is an apocalyptic number.

It is an amenable number.

1112661112 is a deficient number, since it is larger than the sum of its proper divisors (975443288).

1112661112 is a wasteful number, since it uses less digits than its factorization.

1112661112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124326 (or 124322 counting only the distinct ones).

The product of its digits is 144, while the sum is 22.

The square root of 1112661112 is about 33356.5752438706. The cubic root of 1112661112 is about 1036.2255661853.

Subtracting 1112661112 from its reverse (2111662111), we obtain a palindrome (999000999).

The spelling of 1112661112 in words is "one billion, one hundred twelve million, six hundred sixty-one thousand, one hundred twelve".