33268422281 has 2 divisors, whose sum is σ = 33268422282. Its totient is φ = 33268422280.

The previous prime is 33268422269. The next prime is 33268422283. The reversal of 33268422281 is 18222486233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29335125625 + 3933296656 = 171275^2 + 62716^2 .

It is a cyclic number.

It is not a de Polignac number, because 33268422281 - 2¹⁰ = 33268421257 is a prime.

It is a super-2 number, since 2×33268422281² (a number of 22 digits) contains 22 as substring.

Together with 33268422283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (33268422283) 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, 16634211140 + 16634211141.

It is an arithmetic number, because the mean of its divisors is an integer number (16634211141).

Almost surely, 2^33268422281 is an apocalyptic number.

It is an amenable number.

33268422281 is a deficient number, since it is larger than the sum of its proper divisors (1).

33268422281 is an equidigital number, since it uses as much as digits as its factorization.

33268422281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 41.

The spelling of 33268422281 in words is "thirty-three billion, two hundred sixty-eight million, four hundred twenty-two thousand, two hundred eighty-one".