20220020347 has 2 divisors, whose sum is σ = 20220020348. Its totient is φ = 20220020346.

The previous prime is 20220020287. The next prime is 20220020357. The reversal of 20220020347 is 74302002202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20220020347 - 2²⁷ = 20085802619 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220020357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110010173 + 10110010174.

It is an arithmetic number, because the mean of its divisors is an integer number (10110010174).

Almost surely, 2^20220020347 is an apocalyptic number.

20220020347 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220020347 is an equidigital number, since it uses as much as digits as its factorization.

20220020347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 22.

Adding to 20220020347 its reverse (74302002202), we get a palindrome (94522022549).

The spelling of 20220020347 in words is "twenty billion, two hundred twenty million, twenty thousand, three hundred forty-seven".