113024240213 has 4 divisors (see below), whose sum is σ = 113027080908. Its totient is φ = 113021399520.

The previous prime is 113024240201. The next prime is 113024240233. The reversal of 113024240213 is 312042420311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312042420311 = 29 ⋅10760083459.

It can be written as a sum of positive squares in 2 ways, for example, as 93035370289 + 19988869924 = 305017^2 + 141382^2 .

It is a cyclic number.

It is not a de Polignac number, because 113024240213 - 2¹⁶ = 113024174677 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 (113024240233) 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, 1359806 + ... + 1440527.

It is an arithmetic number, because the mean of its divisors is an integer number (28256770227).

Almost surely, 2^113024240213 is an apocalyptic number.

It is an amenable number.

113024240213 is a deficient number, since it is larger than the sum of its proper divisors (2840695).

113024240213 is an equidigital number, since it uses as much as digits as its factorization.

113024240213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840694.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 113024240213 its reverse (312042420311), we get a palindrome (425066660524).

The spelling of 113024240213 in words is "one hundred thirteen billion, twenty-four million, two hundred forty thousand, two hundred thirteen".