113313021323113 has 4 divisors (see below), whose sum is σ = 116076753550548. Its totient is φ = 110549289095680.

The previous prime is 113313021323107. The next prime is 113313021323123. The reversal of 113313021323113 is 311323120313311.

It is a happy number.

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 56233606194649 + 57079415128464 = 7498907^2 + 7555092^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113313021323113 is a prime.

It is a super-2 number, since 2×113313021323113² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113313021323123) 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, 1381866113656 + ... + 1381866113737.

It is an arithmetic number, because the mean of its divisors is an integer number (29019188387637).

Almost surely, 2^{113313021323113} is an apocalyptic number.

It is an amenable number.

113313021323113 is a deficient number, since it is larger than the sum of its proper divisors (2763732227435).

113313021323113 is an equidigital number, since it uses as much as digits as its factorization.

113313021323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763732227434.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 113313021323113 its reverse (311323120313311), we get a palindrome (424636141636424).

The spelling of 113313021323113 in words is "one hundred thirteen trillion, three hundred thirteen billion, twenty-one million, three hundred twenty-three thousand, one hundred thirteen".