111101101213023 has 12 divisors (see below), whose sum is σ = 160486894811880. Its totient is φ = 74063927088816.

The previous prime is 111101101213007. The next prime is 111101101213031. The reversal of 111101101213023 is 320312101101111.

It is not a de Polignac number, because 111101101213023 - 2⁴ = 111101101213007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111101101212987 and 111101101213005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101101223023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289274088 + ... + 289657901.

It is an arithmetic number, because the mean of its divisors is an integer number (13373907900990).

Almost surely, 2^{111101101213023} is an apocalyptic number.

111101101213023 is a deficient number, since it is larger than the sum of its proper divisors (49385793598857).

111101101213023 is a wasteful number, since it uses less digits than its factorization.

111101101213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578953318 (or 578953315 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 111101101213023 its reverse (320312101101111), we get a palindrome (431413202314134).

The spelling of 111101101213023 in words is "one hundred eleven trillion, one hundred one billion, one hundred one million, two hundred thirteen thousand, twenty-three".