113120213443 has 4 divisors (see below), whose sum is σ = 113120934208. Its totient is φ = 113119492680.

The previous prime is 113120213441. The next prime is 113120213449. The reversal of 113120213443 is 344312021311.

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.

It is a cyclic number.

It is not a de Polignac number, because 113120213443 - 2¹ = 113120213441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113120213441) 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, 13971 + ... + 475852.

It is an arithmetic number, because the mean of its divisors is an integer number (28280233552).

Almost surely, 2^113120213443 is an apocalyptic number.

113120213443 is a deficient number, since it is larger than the sum of its proper divisors (720765).

113120213443 is an equidigital number, since it uses as much as digits as its factorization.

113120213443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720764.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 113120213443 its reverse (344312021311), we get a palindrome (457432234754).

The spelling of 113120213443 in words is "one hundred thirteen billion, one hundred twenty million, two hundred thirteen thousand, four hundred forty-three".