2020010009999 has 2 divisors, whose sum is σ = 2020010010000. Its totient is φ = 2020010009998.

The previous prime is 2020010009957. The next prime is 2020010010089. The reversal of 2020010009999 is 9999000100202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2020010009999 - 2²⁰ = 2020008961423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020010009929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010005004999 + 1010005005000.

It is an arithmetic number, because the mean of its divisors is an integer number (1010005005000).

Almost surely, 2^{2020010009999} is an apocalyptic number.

2020010009999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020010009999 is an equidigital number, since it uses as much as digits as its factorization.

2020010009999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 41.

The spelling of 2020010009999 in words is "two trillion, twenty billion, ten million, nine thousand, nine hundred ninety-nine".