20023335347 has 2 divisors, whose sum is σ = 20023335348. Its totient is φ = 20023335346.

The previous prime is 20023335313. The next prime is 20023335359. The reversal of 20023335347 is 74353332002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20023335347 - 2⁸ = 20023335091 is a prime.

It is a super-2 number, since 2×20023335347² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20023335047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011667673 + 10011667674.

It is an arithmetic number, because the mean of its divisors is an integer number (10011667674).

Almost surely, 2^20023335347 is an apocalyptic number.

20023335347 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023335347 is an equidigital number, since it uses as much as digits as its factorization.

20023335347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 32.

Adding to 20023335347 its reverse (74353332002), we get a palindrome (94376667349).

The spelling of 20023335347 in words is "twenty billion, twenty-three million, three hundred thirty-five thousand, three hundred forty-seven".