113223103213 has 4 divisors (see below), whose sum is σ = 123516112608. Its totient is φ = 102930093820.

The previous prime is 113223103199. The next prime is 113223103219. The reversal of 113223103213 is 312301322311.

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 a de Polignac number, because none of the positive numbers 2^k-113223103213 is a prime.

It is a super-2 number, since 2×113223103213² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113223103219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5146504681 + ... + 5146504702.

It is an arithmetic number, because the mean of its divisors is an integer number (30879028152).

Almost surely, 2^113223103213 is an apocalyptic number.

It is an amenable number.

113223103213 is a deficient number, since it is larger than the sum of its proper divisors (10293009395).

113223103213 is a wasteful number, since it uses less digits than its factorization.

113223103213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10293009394.

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

Adding to 113223103213 its reverse (312301322311), we get a palindrome (425524425524).

The spelling of 113223103213 in words is "one hundred thirteen billion, two hundred twenty-three million, one hundred three thousand, two hundred thirteen".