1103130112 has 80 divisors (see below), whose sum is σ = 2531704032. Its totient is φ = 470384640.

The previous prime is 1103130109. The next prime is 1103130113. The reversal of 1103130112 is 2110313011.

It is a super-2 number, since 2×1103130112² = 2433792088002265088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1103130092 and 1103130101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103130113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834412 + ... + 835732.

Almost surely, 2^1103130112 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 1103130112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1265852016).

1103130112 is an abundant number, since it is smaller than the sum of its proper divisors (1428573920).

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

1103130112 is an equidigital number, since it uses as much as digits as its factorization.

1103130112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579 (or 1563 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1103130112 is about 33213.4025959401. The cubic root of 1103130112 is about 1033.2583252757.

Adding to 1103130112 its reverse (2110313011), we get a palindrome (3213443123).

It can be divided in two parts, 110313011 and 2, that multiplied together give a palindrome (220626022).

The spelling of 1103130112 in words is "one billion, one hundred three million, one hundred thirty thousand, one hundred twelve".