12013421322133 has 12 divisors (see below), whose sum is σ = 15245232253632. Its totient is φ = 9361107523320.

The previous prime is 12013421322061. The next prime is 12013421322173. The reversal of 12013421322133 is 33122312431021.

It is not a de Polignac number, because 12013421322133 - 2⁴¹ = 9814398066581 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 (12013421322173) 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, 11144175085 + ... + 11144176162.

It is an arithmetic number, because the mean of its divisors is an integer number (1270436021136).

Almost surely, 2^{12013421322133} is an apocalyptic number.

It is an amenable number.

12013421322133 is a deficient number, since it is larger than the sum of its proper divisors (3231810931499).

12013421322133 is a wasteful number, since it uses less digits than its factorization.

12013421322133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22288351272 (or 22288351265 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 12013421322133 its reverse (33122312431021), we get a palindrome (45135733753154).

The spelling of 12013421322133 in words is "twelve trillion, thirteen billion, four hundred twenty-one million, three hundred twenty-two thousand, one hundred thirty-three".