1000002020071 has 2 divisors, whose sum is σ = 1000002020072. Its totient is φ = 1000002020070.

The previous prime is 1000002020053. The next prime is 1000002020113. The reversal of 1000002020071 is 1700202000001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000002020071 - 2¹⁷ = 1000001888999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000002020041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500001010035 + 500001010036.

It is an arithmetic number, because the mean of its divisors is an integer number (500001010036).

Almost surely, 2^{1000002020071} is an apocalyptic number.

1000002020071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000002020071 is an equidigital number, since it uses as much as digits as its factorization.

1000002020071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 13.

Adding to 1000002020071 its reverse (1700202000001), we get a palindrome (2700204020072).

The spelling of 1000002020071 in words is "one trillion, two million, twenty thousand, seventy-one".