12011011111023 has 8 divisors (see below), whose sum is σ = 16071673231536. Its totient is φ = 7978844865600.

The previous prime is 12011011110997. The next prime is 12011011111027. The reversal of 12011011111023 is 32011111011021.

12011011111023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12011011111023 - 2¹⁶ = 12011011045487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011011110993 and 12011011111011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011011111027) 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, 7123967788 + ... + 7123969473.

It is an arithmetic number, because the mean of its divisors is an integer number (2008959153942).

Almost surely, 2^{12011011111023} is an apocalyptic number.

12011011111023 is a deficient number, since it is larger than the sum of its proper divisors (4060662120513).

12011011111023 is a wasteful number, since it uses less digits than its factorization.

12011011111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14247937545.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 12011011111023 its reverse (32011111011021), we get a palindrome (44022122122044).

The spelling of 12011011111023 in words is "twelve trillion, eleven billion, eleven million, one hundred eleven thousand, twenty-three".