12252020344133 has 16 divisors (see below), whose sum is σ = 12953327325120. Its totient is φ = 11556368309376.

The previous prime is 12252020344129. The next prime is 12252020344183. The reversal of 12252020344133 is 33144302025221.

It is a cyclic number.

It is not a de Polignac number, because 12252020344133 - 2² = 12252020344129 is a prime.

It is a super-2 number, since 2×12252020344133² (a number of 27 digits) contains 22 as substring.

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 12252020344133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252020344183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54237566 + ... + 54462992.

It is an arithmetic number, because the mean of its divisors is an integer number (809582957820).

Almost surely, 2^{12252020344133} is an apocalyptic number.

It is an amenable number.

12252020344133 is a deficient number, since it is larger than the sum of its proper divisors (701306980987).

12252020344133 is a wasteful number, since it uses less digits than its factorization.

12252020344133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237956.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 12252020344133 its reverse (33144302025221), we get a palindrome (45396322369354).

The spelling of 12252020344133 in words is "twelve trillion, two hundred fifty-two billion, twenty million, three hundred forty-four thousand, one hundred thirty-three".