1103230111 has 4 divisors (see below), whose sum is σ = 1103765400. Its totient is φ = 1102694824.

The previous prime is 1103230103. The next prime is 1103230127. The reversal of 1103230111 is 1110323011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1103230111 - 2³ = 1103230103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103230091 and 1103230100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103231111) 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, 264541 + ... + 268678.

It is an arithmetic number, because the mean of its divisors is an integer number (275941350).

Almost surely, 2^1103230111 is an apocalyptic number.

1103230111 is a deficient number, since it is larger than the sum of its proper divisors (535289).

1103230111 is an equidigital number, since it uses as much as digits as its factorization.

1103230111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535288.

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

The square root of 1103230111 is about 33214.9079631421. The cubic root of 1103230111 is about 1033.2895460345.

Adding to 1103230111 its reverse (1110323011), we get a palindrome (2213553122).

The spelling of 1103230111 in words is "one billion, one hundred three million, two hundred thirty thousand, one hundred eleven".