111232402004243 has 4 divisors (see below), whose sum is σ = 119788740619968. Its totient is φ = 102676063388520.

The previous prime is 111232402004239. The next prime is 111232402004357. The reversal of 111232402004243 is 342400204232111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111232402004243 - 2² = 111232402004239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111232402024243) 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, 4278169307843 + ... + 4278169307868.

It is an arithmetic number, because the mean of its divisors is an integer number (29947185154992).

Almost surely, 2^{111232402004243} is an apocalyptic number.

111232402004243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111232402004243 is a deficient number, since it is larger than the sum of its proper divisors (8556338615725).

111232402004243 is an equidigital number, since it uses as much as digits as its factorization.

111232402004243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8556338615724.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 111232402004243 its reverse (342400204232111), we get a palindrome (453632606236354).

The spelling of 111232402004243 in words is "one hundred eleven trillion, two hundred thirty-two billion, four hundred two million, four thousand, two hundred forty-three".