33132120191 has 2 divisors, whose sum is σ = 33132120192. Its totient is φ = 33132120190.

The previous prime is 33132120167. The next prime is 33132120239. The reversal of 33132120191 is 19102123133.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33132120191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33132120191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33132120101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16566060095 + 16566060096.

It is an arithmetic number, because the mean of its divisors is an integer number (16566060096).

Almost surely, 2^33132120191 is an apocalyptic number.

33132120191 is a deficient number, since it is larger than the sum of its proper divisors (1).

33132120191 is an equidigital number, since it uses as much as digits as its factorization.

33132120191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 33132120191 in words is "thirty-three billion, one hundred thirty-two million, one hundred twenty thousand, one hundred ninety-one".