113223444443 has 4 divisors (see below), whose sum is σ = 113224207488. Its totient is φ = 113222681400.

The previous prime is 113223444431. The next prime is 113223444449. The reversal of 113223444443 is 344444322311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 344444322311 = 43 ⋅8010333077.

It is a cyclic number.

It is not a de Polignac number, because 113223444443 - 2¹² = 113223440347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113223444449) 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, 78971 + ... + 482372.

It is an arithmetic number, because the mean of its divisors is an integer number (28306051872).

Almost surely, 2^113223444443 is an apocalyptic number.

113223444443 is a deficient number, since it is larger than the sum of its proper divisors (763045).

113223444443 is an equidigital number, since it uses as much as digits as its factorization.

113223444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763044.

The product of its digits is 110592, while the sum is 35.

Adding to 113223444443 its reverse (344444322311), we get a palindrome (457667766754).

The spelling of 113223444443 in words is "one hundred thirteen billion, two hundred twenty-three million, four hundred forty-four thousand, four hundred forty-three".