1103311112 has 16 divisors (see below), whose sum is σ = 2072241360. Its totient is φ = 550713424.

The previous prime is 1103311109. The next prime is 1103311117. The reversal of 1103311112 is 2111133011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1103311117) 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, 112778 + ... + 122169.

It is an arithmetic number, because the mean of its divisors is an integer number (129515085).

Almost surely, 2^1103311112 is an apocalyptic number.

It is an amenable number.

1103311112 is a deficient number, since it is larger than the sum of its proper divisors (968930248).

1103311112 is a wasteful number, since it uses less digits than its factorization.

1103311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235540 (or 235536 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1103311112 is about 33216.1272878101. The cubic root of 1103311112 is about 1033.3148340312.

Adding to 1103311112 its reverse (2111133011), we get a palindrome (3214444123).

The spelling of 1103311112 in words is "one billion, one hundred three million, three hundred eleven thousand, one hundred twelve".