113323120213 has 4 divisors (see below), whose sum is σ = 116978704768. Its totient is φ = 109667535660.

The previous prime is 113323120139. The next prime is 113323120219. The reversal of 113323120213 is 312021323311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113323120213 - 2¹⁷ = 113322989141 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 (113323120219) 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, 1827792231 + ... + 1827792292.

It is an arithmetic number, because the mean of its divisors is an integer number (29244676192).

Almost surely, 2^113323120213 is an apocalyptic number.

It is an amenable number.

113323120213 is a deficient number, since it is larger than the sum of its proper divisors (3655584555).

113323120213 is an equidigital number, since it uses as much as digits as its factorization.

113323120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655584554.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 113323120213 its reverse (312021323311), we get a palindrome (425344443524).

The spelling of 113323120213 in words is "one hundred thirteen billion, three hundred twenty-three million, one hundred twenty thousand, two hundred thirteen".