100113055 has 16 divisors (see below), whose sum is σ = 140221440. Its totient is φ = 67187232.

The previous prime is 100113049. The next prime is 100113061. The reversal of 100113055 is 550311001.

It is an interprime number because it is at equal distance from previous prime (100113049) and next prime (100113061).

It is not a de Polignac number, because 100113055 - 2³ = 100113047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28785 + ... + 32074.

It is an arithmetic number, because the mean of its divisors is an integer number (8763840).

Almost surely, 2^100113055 is an apocalyptic number.

100113055 is a deficient number, since it is larger than the sum of its proper divisors (40108385).

100113055 is an equidigital number, since it uses as much as digits as its factorization.

100113055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60918.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 100113055 is about 10005.6511532234. The cubic root of 100113055 is about 464.3337357599. Note that the first 3 decimals are identical.

Adding to 100113055 its reverse (550311001), we get a palindrome (650424056).

The spelling of 100113055 in words is "one hundred million, one hundred thirteen thousand, fifty-five".