133466801320001 has 2 divisors, whose sum is σ = 133466801320002. Its totient is φ = 133466801320000.

The previous prime is 133466801319953. The next prime is 133466801320091. The reversal of 133466801320001 is 100023108664331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133386884856976 + 79916463025 = 11549324^2 + 282695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133466801320001 is a prime.

It is a super-3 number, since 3×133466801320001³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (133466801320091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66733400660000 + 66733400660001.

It is an arithmetic number, because the mean of its divisors is an integer number (66733400660001).

Almost surely, 2^{133466801320001} is an apocalyptic number.

It is an amenable number.

133466801320001 is a deficient number, since it is larger than the sum of its proper divisors (1).

133466801320001 is an equidigital number, since it uses as much as digits as its factorization.

133466801320001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

Adding to 133466801320001 its reverse (100023108664331), we get a palindrome (233489909984332).

The spelling of 133466801320001 in words is "one hundred thirty-three trillion, four hundred sixty-six billion, eight hundred one million, three hundred twenty thousand, one".