12111120011101 has 8 divisors (see below), whose sum is σ = 12530309412600. Its totient is φ = 11692034914560.

The previous prime is 12111120011099. The next prime is 12111120011113. The reversal of 12111120011101 is 10111002111121.

12111120011101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7033894318201 + 5077225692900 = 2652149^2 + 2253270^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12111120011101 - 2¹ = 12111120011099 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 (12111120011131) 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, 25839960 + ... + 26304481.

It is an arithmetic number, because the mean of its divisors is an integer number (1566288676575).

Almost surely, 2^{12111120011101} is an apocalyptic number.

It is an amenable number.

12111120011101 is a deficient number, since it is larger than the sum of its proper divisors (419189401499).

12111120011101 is an equidigital number, since it uses as much as digits as its factorization.

12111120011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52152479.

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

Adding to 12111120011101 its reverse (10111002111121), we get a palindrome (22222122122222).

The spelling of 12111120011101 in words is "twelve trillion, one hundred eleven billion, one hundred twenty million, eleven thousand, one hundred one".