1103242112 has 64 divisors (see below), whose sum is σ = 2517555840. Its totient is φ = 471744000.

The previous prime is 1103242097. The next prime is 1103242123. The reversal of 1103242112 is 2112423011.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 488987 + ... + 491237.

It is an arithmetic number, because the mean of its divisors is an integer number (39336810).

Almost surely, 2^1103242112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103242112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1258777920).

1103242112 is an abundant number, since it is smaller than the sum of its proper divisors (1414313728).

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

1103242112 is an equidigital number, since it uses as much as digits as its factorization.

1103242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819 (or 2807 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1103242112 is about 33215.0886194814. The cubic root of 1103242112 is about 1033.2932927484.

Adding to 1103242112 its reverse (2112423011), we get a palindrome (3215665123).

The spelling of 1103242112 in words is "one billion, one hundred three million, two hundred forty-two thousand, one hundred twelve".