113302331213 has 4 divisors (see below), whose sum is σ = 116065802748. Its totient is φ = 110538859680.

The previous prime is 113302331167. The next prime is 113302331239. The reversal of 113302331213 is 312133203311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312133203311 = 1237 ⋅252330803.

It can be written as a sum of positive squares in 2 ways, for example, as 53759987044 + 59542344169 = 231862^2 + 244013^2 .

It is a cyclic number.

It is not a de Polignac number, because 113302331213 - 2¹⁶ = 113302265677 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 (113302331243) 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, 1381735706 + ... + 1381735787.

It is an arithmetic number, because the mean of its divisors is an integer number (29016450687).

Almost surely, 2^113302331213 is an apocalyptic number.

It is an amenable number.

113302331213 is a deficient number, since it is larger than the sum of its proper divisors (2763471535).

113302331213 is an equidigital number, since it uses as much as digits as its factorization.

113302331213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763471534.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 113302331213 its reverse (312133203311), we get a palindrome (425435534524).

The spelling of 113302331213 in words is "one hundred thirteen billion, three hundred two million, three hundred thirty-one thousand, two hundred thirteen".