20133331442033 has 2 divisors, whose sum is σ = 20133331442034. Its totient is φ = 20133331442032.

The previous prime is 20133331442017. The next prime is 20133331442041. The reversal of 20133331442033 is 33024413333102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20123630767969 + 9700674064 = 4485937^2 + 98492^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133331442033 - 2⁴ = 20133331442017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20133330442033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066665721016 + 10066665721017.

It is an arithmetic number, because the mean of its divisors is an integer number (10066665721017).

Almost surely, 2^{20133331442033} is an apocalyptic number.

It is an amenable number.

20133331442033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133331442033 is an equidigital number, since it uses as much as digits as its factorization.

20133331442033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 20133331442033 its reverse (33024413333102), we get a palindrome (53157744775135).

The spelling of 20133331442033 in words is "twenty trillion, one hundred thirty-three billion, three hundred thirty-one million, four hundred forty-two thousand, thirty-three".