11112343112 has 32 divisors (see below), whose sum is σ = 22960217280. Its totient is φ = 5009497920.

The previous prime is 11112343019. The next prime is 11112343129. The reversal of 11112343112 is 21134321111.

It is a super-3 number, since 3×11112343112³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237964 + ... + 1246907.

It is an arithmetic number, because the mean of its divisors is an integer number (717506790).

Almost surely, 2^11112343112 is an apocalyptic number.

It is an amenable number.

11112343112 is an abundant number, since it is smaller than the sum of its proper divisors (11847874168).

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

11112343112 is a wasteful number, since it uses less digits than its factorization.

11112343112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484933 (or 2484929 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

Adding to 11112343112 its reverse (21134321111), we get a palindrome (32246664223).

The spelling of 11112343112 in words is "eleven billion, one hundred twelve million, three hundred forty-three thousand, one hundred twelve".