20002010010971 has 2 divisors, whose sum is σ = 20002010010972. Its totient is φ = 20002010010970.

The previous prime is 20002010010929. The next prime is 20002010011033. The reversal of 20002010010971 is 17901001020002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002010010971 is a prime.

It is not a weakly prime, because it can be changed into another prime (20002010010071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001005005485 + 10001005005486.

It is an arithmetic number, because the mean of its divisors is an integer number (10001005005486).

Almost surely, 2^{20002010010971} is an apocalyptic number.

20002010010971 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002010010971 is an equidigital number, since it uses as much as digits as its factorization.

20002010010971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 20002010010971 its reverse (17901001020002), we get a palindrome (37903011030973).

The spelling of 20002010010971 in words is "twenty trillion, two billion, ten million, ten thousand, nine hundred seventy-one".