111312023022011 has 8 divisors (see below), whose sum is σ = 129005483422464. Its totient is φ = 94066498328040.

The previous prime is 111312023022007. The next prime is 111312023022019. The reversal of 111312023022011 is 110220320213111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111312023022011 - 2² = 111312023022007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111312023022019) 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, 111983926085 + ... + 111983927078.

It is an arithmetic number, because the mean of its divisors is an integer number (16125685427808).

Almost surely, 2^{111312023022011} is an apocalyptic number.

111312023022011 is a deficient number, since it is larger than the sum of its proper divisors (17693460400453).

111312023022011 is an equidigital number, since it uses as much as digits as its factorization.

111312023022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223967853241.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 111312023022011 its reverse (110220320213111), we get a palindrome (221532343235122).

The spelling of 111312023022011 in words is "one hundred eleven trillion, three hundred twelve billion, twenty-three million, twenty-two thousand, eleven".