111053023163 has 4 divisors (see below), whose sum is σ = 111316807488. Its totient is φ = 110789238840.

The previous prime is 111053023129. The next prime is 111053023247. The reversal of 111053023163 is 361320350111.

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 111053023163 - 2¹⁰ = 111053022139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111053023363) 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 3 ways as a sum of consecutive naturals, for example, 131891531 + ... + 131892372.

It is an arithmetic number, because the mean of its divisors is an integer number (27829201872).

Almost surely, 2^111053023163 is an apocalyptic number.

111053023163 is a deficient number, since it is larger than the sum of its proper divisors (263784325).

111053023163 is an equidigital number, since it uses as much as digits as its factorization.

111053023163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263784324.

The product of its (nonzero) digits is 1620, while the sum is 26.

Adding to 111053023163 its reverse (361320350111), we get a palindrome (472373373274).

The spelling of 111053023163 in words is "one hundred eleven billion, fifty-three million, twenty-three thousand, one hundred sixty-three".