111111055043 has 8 divisors (see below), whose sum is σ = 111249868800. Its totient is φ = 110972308608.

The previous prime is 111111055009. The next prime is 111111055057. The reversal of 111111055043 is 340550111111.

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 111111055043 - 2⁸ = 111111054787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111111055343) 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, 3815723 + ... + 3844731.

It is an arithmetic number, because the mean of its divisors is an integer number (13906233600).

Almost surely, 2^111111055043 is an apocalyptic number.

111111055043 is a deficient number, since it is larger than the sum of its proper divisors (138813757).

111111055043 is a wasteful number, since it uses less digits than its factorization.

111111055043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33661.

The product of its (nonzero) digits is 300, while the sum is 23.

Adding to 111111055043 its reverse (340550111111), we get a palindrome (451661166154).

The spelling of 111111055043 in words is "one hundred eleven billion, one hundred eleven million, fifty-five thousand, forty-three".