133113235251213 has 32 divisors (see below), whose sum is σ = 225382621605120. Its totient is φ = 76062776924160.

The previous prime is 133113235251211. The next prime is 133113235251221. The reversal of 133113235251213 is 312152532311331.

133113235251213 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 1 + 3 + 2 + 3 + 525 + 121 + 3 = 666.

It is not a de Polignac number, because 133113235251213 - 2¹ = 133113235251211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133113235251211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1441020 + ... + 16379957.

It is an arithmetic number, because the mean of its divisors is an integer number (7043206925160).

Almost surely, 2^{133113235251213} is an apocalyptic number.

It is an amenable number.

133113235251213 is a deficient number, since it is larger than the sum of its proper divisors (92269386353907).

133113235251213 is a wasteful number, since it uses less digits than its factorization.

133113235251213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17860514 (or 17860508 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

Adding to 133113235251213 its reverse (312152532311331), we get a palindrome (445265767562544).

The spelling of 133113235251213 in words is "one hundred thirty-three trillion, one hundred thirteen billion, two hundred thirty-five million, two hundred fifty-one thousand, two hundred thirteen".