20333555005097 has 2 divisors, whose sum is σ = 20333555005098. Its totient is φ = 20333555005096.

The previous prime is 20333555005069. The next prime is 20333555005121. The reversal of 20333555005097 is 79050055533302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13305138959641 + 7028416045456 = 3647621^2 + 2651116^2 .

It is a cyclic number.

It is not a de Polignac number, because 20333555005097 - 2³⁶ = 20264835528361 is a prime.

It is not a weakly prime, because it can be changed into another prime (20333555005297) 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, 10166777502548 + 10166777502549.

It is an arithmetic number, because the mean of its divisors is an integer number (10166777502549).

Almost surely, 2^{20333555005097} is an apocalyptic number.

It is an amenable number.

20333555005097 is a deficient number, since it is larger than the sum of its proper divisors (1).

20333555005097 is an equidigital number, since it uses as much as digits as its factorization.

20333555005097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2126250, while the sum is 47.

The spelling of 20333555005097 in words is "twenty trillion, three hundred thirty-three billion, five hundred fifty-five million, five thousand, ninety-seven".