133243023351213 has 6 divisors (see below), whose sum is σ = 192462144840654. Its totient is φ = 88828682234136.

The previous prime is 133243023351169. The next prime is 133243023351257. The reversal of 133243023351213 is 312153320342331.

133243023351213 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 4 + 302 + 335 + 1 + 2 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (133243023351169) and next prime (133243023351257).

It can be written as a sum of positive squares in only one way, i.e., 133038992268009 + 204031083204 = 11534253^2 + 451698^2 .

It is not a de Polignac number, because 133243023351213 - 2¹⁷ = 133243023220141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133243023358213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7402390186170 + ... + 7402390186187.

It is an arithmetic number, because the mean of its divisors is an integer number (32077024140109).

Almost surely, 2^{133243023351213} is an apocalyptic number.

It is an amenable number.

133243023351213 is a deficient number, since it is larger than the sum of its proper divisors (59219121489441).

133243023351213 is a wasteful number, since it uses less digits than its factorization.

133243023351213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14804780372363 (or 14804780372360 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

Adding to 133243023351213 its reverse (312153320342331), we get a palindrome (445396343693544).

The spelling of 133243023351213 in words is "one hundred thirty-three trillion, two hundred forty-three billion, twenty-three million, three hundred fifty-one thousand, two hundred thirteen".