33112221067 has 2 divisors, whose sum is σ = 33112221068. Its totient is φ = 33112221066.

The previous prime is 33112221061. The next prime is 33112221151. The reversal of 33112221067 is 76012221133.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33112221067 is a prime.

It is not a weakly prime, because it can be changed into another prime (33112221061) 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, 16556110533 + 16556110534.

It is an arithmetic number, because the mean of its divisors is an integer number (16556110534).

Almost surely, 2^33112221067 is an apocalyptic number.

33112221067 is a deficient number, since it is larger than the sum of its proper divisors (1).

33112221067 is an equidigital number, since it uses as much as digits as its factorization.

33112221067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The spelling of 33112221067 in words is "thirty-three billion, one hundred twelve million, two hundred twenty-one thousand, sixty-seven".