111302312023 has 16 divisors (see below), whose sum is σ = 130401627136. Its totient is φ = 93010952160.

The previous prime is 111302311963. The next prime is 111302312027. The reversal of 111302312023 is 320213203111.

It is not a de Polignac number, because 111302312023 - 2⁹ = 111302311511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111302312027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178911 + ... + 504592.

It is an arithmetic number, because the mean of its divisors is an integer number (8150101696).

Almost surely, 2^111302312023 is an apocalyptic number.

111302312023 is a deficient number, since it is larger than the sum of its proper divisors (19099315113).

111302312023 is an equidigital number, since it uses as much as digits as its factorization.

111302312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684094.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111302312023 its reverse (320213203111), we get a palindrome (431515515134).

The spelling of 111302312023 in words is "one hundred eleven billion, three hundred two million, three hundred twelve thousand, twenty-three".