12011101230133 has 4 divisors (see below), whose sum is σ = 12146057423820. Its totient is φ = 11876145036448.

The previous prime is 12011101230101. The next prime is 12011101230137. The reversal of 12011101230133 is 33103210111021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 883286067889 + 11127815162244 = 939833^2 + 3335838^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011101230133 - 2⁵ = 12011101230101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12011101230133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011101230137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67478096710 + ... + 67478096887.

It is an arithmetic number, because the mean of its divisors is an integer number (3036514355955).

Almost surely, 2^{12011101230133} is an apocalyptic number.

It is an amenable number.

12011101230133 is a deficient number, since it is larger than the sum of its proper divisors (134956193687).

12011101230133 is an equidigital number, since it uses as much as digits as its factorization.

12011101230133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134956193686.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 12011101230133 its reverse (33103210111021), we get a palindrome (45114311341154).

The spelling of 12011101230133 in words is "twelve trillion, eleven billion, one hundred one million, two hundred thirty thousand, one hundred thirty-three".