33023443121309 has 2 divisors, whose sum is σ = 33023443121310. Its totient is φ = 33023443121308.

The previous prime is 33023443121239. The next prime is 33023443121323. The reversal of 33023443121309 is 90312134432033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30047697370084 + 2975745751225 = 5481578^2 + 1725035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33023443121309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33023443121609) 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, 16511721560654 + 16511721560655.

It is an arithmetic number, because the mean of its divisors is an integer number (16511721560655).

Almost surely, 2^{33023443121309} is an apocalyptic number.

It is an amenable number.

33023443121309 is a deficient number, since it is larger than the sum of its proper divisors (1).

33023443121309 is an equidigital number, since it uses as much as digits as its factorization.

33023443121309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 38.

The spelling of 33023443121309 in words is "thirty-three trillion, twenty-three billion, four hundred forty-three million, one hundred twenty-one thousand, three hundred nine".