12011112011101 has 8 divisors (see below), whose sum is σ = 14534454870720. Its totient is φ = 9689636580288.

The previous prime is 12011112011099. The next prime is 12011112011149. The reversal of 12011112011101 is 10111021111021.

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

It is not a de Polignac number, because 12011112011101 - 2¹ = 12011112011099 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 (12011112012101) 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, 50466857071 + ... + 50466857308.

It is an arithmetic number, because the mean of its divisors is an integer number (1816806858840).

Almost surely, 2^{12011112011101} is an apocalyptic number.

It is an amenable number.

12011112011101 is a deficient number, since it is larger than the sum of its proper divisors (2523342859619).

12011112011101 is a wasteful number, since it uses less digits than its factorization.

12011112011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100933714403.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 12011112011101 its reverse (10111021111021), we get a palindrome (22122133122122).

The spelling of 12011112011101 in words is "twelve trillion, eleven billion, one hundred twelve million, eleven thousand, one hundred one".