111343112 has 8 divisors (see below), whose sum is σ = 208768350. Its totient is φ = 55671552.

The previous prime is 111343091. The next prime is 111343129. The reversal of 111343112 is 211343111.

It can be written as a sum of positive squares in only one way, i.e., 105801796 + 5541316 = 10286^2 + 2354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6958937 + ... + 6958952.

Almost surely, 2^111343112 is an apocalyptic number.

It is an amenable number.

111343112 is a deficient number, since it is larger than the sum of its proper divisors (97425238).

111343112 is a wasteful number, since it uses less digits than its factorization.

111343112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13917895 (or 13917891 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 111343112 is about 10551.9245637940. The cubic root of 111343112 is about 481.0842273365.

Adding to 111343112 its reverse (211343111), we get a palindrome (322686223).

Subtracting 111343112 from its reverse (211343111), we obtain a palindrome (99999999).

The spelling of 111343112 in words is "one hundred eleven million, three hundred forty-three thousand, one hundred twelve".