113101 has 4 divisors (see below), whose sum is σ = 119772. Its totient is φ = 106432.

The previous prime is 113093. The next prime is 113111. The reversal of 113101 is 101311.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38025 + 75076 = 195^2 + 274^2 .

It is a cyclic number.

It is not a de Polignac number, because 113101 - 2³ = 113093 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113111) 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 3 ways as a sum of consecutive naturals, for example, 3310 + ... + 3343.

It is an arithmetic number, because the mean of its divisors is an integer number (29943).

2¹¹³¹⁰¹ is an apocalyptic number.

It is an amenable number.

113101 is a deficient number, since it is larger than the sum of its proper divisors (6671).

113101 is an equidigital number, since it uses as much as digits as its factorization.

113101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 113101 is about 336.3049211653. The cubic root of 113101 is about 48.3602809169.

Adding to 113101 its reverse (101311), we get a palindrome (214412).

It can be divided in two parts, 11310 and 1, that added together give a palindrome (11311).

The spelling of 113101 in words is "one hundred thirteen thousand, one hundred one".