113121102323 has 4 divisors (see below), whose sum is σ = 113870248848. Its totient is φ = 112371955800.

The previous prime is 113121102319. The next prime is 113121102337. The reversal of 113121102323 is 323201121311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323201121311 = 67 ⋅4823897333.

It is a cyclic number.

It is not a de Polignac number, because 113121102323 - 2² = 113121102319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113121102295 and 113121102304.

It is not an unprimeable number, because it can be changed into a prime (113121182323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 374573036 + ... + 374573337.

It is an arithmetic number, because the mean of its divisors is an integer number (28467562212).

Almost surely, 2^113121102323 is an apocalyptic number.

113121102323 is a deficient number, since it is larger than the sum of its proper divisors (749146525).

113121102323 is an equidigital number, since it uses as much as digits as its factorization.

113121102323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749146524.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113121102323 its reverse (323201121311), we get a palindrome (436322223634).

The spelling of 113121102323 in words is "one hundred thirteen billion, one hundred twenty-one million, one hundred two thousand, three hundred twenty-three".