20020012330009 has 2 divisors, whose sum is σ = 20020012330010. Its totient is φ = 20020012330008.

The previous prime is 20020012330007. The next prime is 20020012330013. The reversal of 20020012330009 is 90003321002002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19375596739984 + 644415590025 = 4401772^2 + 802755^2 .

It is a cyclic number.

It is not a de Polignac number, because 20020012330009 - 2¹ = 20020012330007 is a prime.

Together with 20020012330007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20020012330007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010006165004 + 10010006165005.

It is an arithmetic number, because the mean of its divisors is an integer number (10010006165005).

Almost surely, 2^{20020012330009} is an apocalyptic number.

It is an amenable number.

20020012330009 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020012330009 is an equidigital number, since it uses as much as digits as its factorization.

20020012330009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 20020012330009 in words is "twenty trillion, twenty billion, twelve million, three hundred thirty thousand, nine".