133121202301 has 2 divisors, whose sum is σ = 133121202302. Its totient is φ = 133121202300.

The previous prime is 133121202289. The next prime is 133121202317. The reversal of 133121202301 is 103202121331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129722428900 + 3398773401 = 360170^2 + 58299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133121202301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133121202601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66560601150 + 66560601151.

It is an arithmetic number, because the mean of its divisors is an integer number (66560601151).

Almost surely, 2^133121202301 is an apocalyptic number.

It is an amenable number.

133121202301 is a deficient number, since it is larger than the sum of its proper divisors (1).

133121202301 is an equidigital number, since it uses as much as digits as its factorization.

133121202301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 133121202301 its reverse (103202121331), we get a palindrome (236323323632).

The spelling of 133121202301 in words is "one hundred thirty-three billion, one hundred twenty-one million, two hundred two thousand, three hundred one".