111331606043 has 8 divisors (see below), whose sum is σ = 127381209312. Its totient is φ = 95318274816.

The previous prime is 111331606003. The next prime is 111331606109. The reversal of 111331606043 is 340606133111.

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 111331606043 - 2²² = 111327411739 is a prime.

It is a super-2 number, since 2×111331606043² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111331605997 and 111331606015.

It is not an unprimeable number, because it can be changed into a prime (111331606003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9061430 + ... + 9073707.

It is an arithmetic number, because the mean of its divisors is an integer number (15922651164).

Almost surely, 2^111331606043 is an apocalyptic number.

111331606043 is a deficient number, since it is larger than the sum of its proper divisors (16049603269).

111331606043 is an equidigital number, since it uses as much as digits as its factorization.

111331606043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18136021.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 111331606043 its reverse (340606133111), we get a palindrome (451937739154).

The spelling of 111331606043 in words is "one hundred eleven billion, three hundred thirty-one million, six hundred six thousand, forty-three".