133001353321 has 2 divisors, whose sum is σ = 133001353322. Its totient is φ = 133001353320.

The previous prime is 133001353307. The next prime is 133001353333. The reversal of 133001353321 is 123353100331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132779343321 + 222010000 = 364389^2 + 14900^2 .

It is an emirp because it is prime and its reverse (123353100331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133001353321 - 2²⁵ = 132967798889 is a prime.

It is not a weakly prime, because it can be changed into another prime (133001353361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66500676660 + 66500676661.

It is an arithmetic number, because the mean of its divisors is an integer number (66500676661).

Almost surely, 2^133001353321 is an apocalyptic number.

It is an amenable number.

133001353321 is a deficient number, since it is larger than the sum of its proper divisors (1).

133001353321 is an equidigital number, since it uses as much as digits as its factorization.

133001353321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 25.

Adding to 133001353321 its reverse (123353100331), we get a palindrome (256354453652).

The spelling of 133001353321 in words is "one hundred thirty-three billion, one million, three hundred fifty-three thousand, three hundred twenty-one".