113323113313213 has 4 divisors (see below), whose sum is σ = 116087091686748. Its totient is φ = 110559134939680.

The previous prime is 113323113313159. The next prime is 113323113313231. The reversal of 113323113313213 is 312313311323311.

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 38863092636729 + 74460020676484 = 6234027^2 + 8629022^2 .

It is a cyclic number.

It is not a de Polignac number, because 113323113313213 - 2⁴¹ = 111124090057661 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 (113323113313253) 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, 1381989186706 + ... + 1381989186787.

It is an arithmetic number, because the mean of its divisors is an integer number (29021772921687).

Almost surely, 2^{113323113313213} is an apocalyptic number.

It is an amenable number.

113323113313213 is a deficient number, since it is larger than the sum of its proper divisors (2763978373535).

113323113313213 is an equidigital number, since it uses as much as digits as its factorization.

113323113313213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763978373534.

The product of its digits is 8748, while the sum is 31.

Adding to 113323113313213 its reverse (312313311323311), we get a palindrome (425636424636524).

The spelling of 113323113313213 in words is "one hundred thirteen trillion, three hundred twenty-three billion, one hundred thirteen million, three hundred thirteen thousand, two hundred thirteen".