1113110100 has 126 divisors (see below), whose sum is σ = 3621753870. Its totient is φ = 296809920.

The previous prime is 1113110099. The next prime is 1113110111. The reversal of 1113110100 is 10113111.

It can be written as a sum of positive squares in 3 ways, for example, as 56340036 + 1056770064 = 7506^2 + 32508^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 65266 + ... + 80534.

Almost surely, 2^1113110100 is an apocalyptic number.

1113110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113110100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810876935).

1113110100 is an abundant number, since it is smaller than the sum of its proper divisors (2508643770).

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

1113110100 is a wasteful number, since it uses less digits than its factorization.

1113110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15301 (or 15279 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

The square root of 1113110100 is about 33363.3046924312. The cubic root of 1113110100 is about 1036.3649288576.

Adding to 1113110100 its reverse (10113111), we get a palindrome (1123223211).

The spelling of 1113110100 in words is "one billion, one hundred thirteen million, one hundred ten thousand, one hundred".