111222043243 has 8 divisors (see below), whose sum is σ = 113337552960. Its totient is φ = 109114213320.

The previous prime is 111222043241. The next prime is 111222043267. The reversal of 111222043243 is 342340222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111222043243 - 2¹ = 111222043241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111222043241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890705 + ... + 1948642.

It is an arithmetic number, because the mean of its divisors is an integer number (14167194120).

Almost surely, 2^111222043243 is an apocalyptic number.

111222043243 is a deficient number, since it is larger than the sum of its proper divisors (2115509717).

111222043243 is an equidigital number, since it uses as much as digits as its factorization.

111222043243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839897.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 111222043243 its reverse (342340222111), we get a palindrome (453562265354).

The spelling of 111222043243 in words is "one hundred eleven billion, two hundred twenty-two million, forty-three thousand, two hundred forty-three".