20330003297 has 2 divisors, whose sum is σ = 20330003298. Its totient is φ = 20330003296.

The previous prime is 20330003273. The next prime is 20330003341. The reversal of 20330003297 is 79230003302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20301690256 + 28313041 = 142484^2 + 5321^2 .

It is a cyclic number.

It is not a de Polignac number, because 20330003297 - 2²⁰ = 20328954721 is a prime.

It is not a weakly prime, because it can be changed into another prime (20330003597) 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, 10165001648 + 10165001649.

It is an arithmetic number, because the mean of its divisors is an integer number (10165001649).

Almost surely, 2^20330003297 is an apocalyptic number.

It is an amenable number.

20330003297 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330003297 is an equidigital number, since it uses as much as digits as its factorization.

20330003297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 29.

Adding to 20330003297 its reverse (79230003302), we get a palindrome (99560006599).

The spelling of 20330003297 in words is "twenty billion, three hundred thirty million, three thousand, two hundred ninety-seven".