133313122091 has 2 divisors, whose sum is σ = 133313122092. Its totient is φ = 133313122090.

The previous prime is 133313122057. The next prime is 133313122127. The reversal of 133313122091 is 190221313331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133313122091 is a prime.

It is not a weakly prime, because it can be changed into another prime (133313122291) 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 as a sum of consecutive naturals, namely, 66656561045 + 66656561046.

It is an arithmetic number, because the mean of its divisors is an integer number (66656561046).

Almost surely, 2^133313122091 is an apocalyptic number.

133313122091 is a deficient number, since it is larger than the sum of its proper divisors (1).

133313122091 is an equidigital number, since it uses as much as digits as its factorization.

133313122091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 133313122091 in words is "one hundred thirty-three billion, three hundred thirteen million, one hundred twenty-two thousand, ninety-one".