1113332100 has 36 divisors (see below), whose sum is σ = 3221241744. Its totient is φ = 296888480.

The previous prime is 1113332083. The next prime is 1113332107. The reversal of 1113332100 is 12333111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1113332100.

It is not an unprimeable number, because it can be changed into a prime (1113332107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1855254 + ... + 1855853.

Almost surely, 2^1113332100 is an apocalyptic number.

1113332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113332100 is an abundant number, since it is smaller than the sum of its proper divisors (2107909644).

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

1113332100 is a wasteful number, since it uses less digits than its factorization.

1113332100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711124 (or 3711117 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1113332100 is about 33366.6315351130. The cubic root of 1113332100 is about 1036.4338222284.

Adding to 1113332100 its reverse (12333111), we get a palindrome (1125665211).

The spelling of 1113332100 in words is "one billion, one hundred thirteen million, three hundred thirty-two thousand, one hundred".