11113103331 has 24 divisors (see below), whose sum is σ = 17529001776. Its totient is φ = 6728504640.

The previous prime is 11113103327. The next prime is 11113103333. The reversal of 11113103331 is 13330131111.

11113103331 is a `hidden beast` number, since 11 + 11 + 310 + 3 + 331 = 666.

It is not a de Polignac number, because 11113103331 - 2² = 11113103327 is a prime.

It is a super-2 number, since 2×11113103331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11113103333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44881 + ... + 155693.

It is an arithmetic number, because the mean of its divisors is an integer number (730375074).

Almost surely, 2^11113103331 is an apocalyptic number.

11113103331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11113103331 is a deficient number, since it is larger than the sum of its proper divisors (6415898445).

11113103331 is a wasteful number, since it uses less digits than its factorization.

11113103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111843 (or 111840 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 11113103331 its reverse (13330131111), we get a palindrome (24443234442).

The spelling of 11113103331 in words is "eleven billion, one hundred thirteen million, one hundred three thousand, three hundred thirty-one".