111424410443 has 4 divisors (see below), whose sum is σ = 111426683760. Its totient is φ = 111422137128.

The previous prime is 111424410413. The next prime is 111424410463. The reversal of 111424410443 is 344014424111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344014424111 = 127 ⋅2708774993.

It is a cyclic number.

It is not a de Polignac number, because 111424410443 - 2⁶ = 111424410379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111424410413) 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, 1061480 + ... + 1161717.

It is an arithmetic number, because the mean of its divisors is an integer number (27856670940).

Almost surely, 2^111424410443 is an apocalyptic number.

111424410443 is a deficient number, since it is larger than the sum of its proper divisors (2273317).

111424410443 is an equidigital number, since it uses as much as digits as its factorization.

111424410443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273316.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 111424410443 its reverse (344014424111), we get a palindrome (455438834554).

The spelling of 111424410443 in words is "one hundred eleven billion, four hundred twenty-four million, four hundred ten thousand, four hundred forty-three".