113131341223 has 4 divisors (see below), whose sum is σ = 119085622360. Its totient is φ = 107177060088.

The previous prime is 113131341173. The next prime is 113131341263. The reversal of 113131341223 is 322143131311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322143131311 = 73 ⋅4412919607.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113131341223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113131341263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977140540 + ... + 2977140577.

It is an arithmetic number, because the mean of its divisors is an integer number (29771405590).

Almost surely, 2^113131341223 is an apocalyptic number.

113131341223 is a deficient number, since it is larger than the sum of its proper divisors (5954281137).

113131341223 is an equidigital number, since it uses as much as digits as its factorization.

113131341223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5954281136.

The product of its digits is 1296, while the sum is 25.

Adding to 113131341223 its reverse (322143131311), we get a palindrome (435274472534).

The spelling of 113131341223 in words is "one hundred thirteen billion, one hundred thirty-one million, three hundred forty-one thousand, two hundred twenty-three".