133000031321191 has 2 divisors, whose sum is σ = 133000031321192. Its totient is φ = 133000031321190.

The previous prime is 133000031321161. The next prime is 133000031321203. The reversal of 133000031321191 is 191123130000331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133000031321191 - 2²¹ = 133000029224039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133000031321161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66500015660595 + 66500015660596.

It is an arithmetic number, because the mean of its divisors is an integer number (66500015660596).

Almost surely, 2^{133000031321191} is an apocalyptic number.

133000031321191 is a deficient number, since it is larger than the sum of its proper divisors (1).

133000031321191 is an equidigital number, since it uses as much as digits as its factorization.

133000031321191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 28.

The spelling of 133000031321191 in words is "one hundred thirty-three trillion, thirty-one million, three hundred twenty-one thousand, one hundred ninety-one".