20000010001291 has 2 divisors, whose sum is σ = 20000010001292. Its totient is φ = 20000010001290.

The previous prime is 20000010001261. The next prime is 20000010001351. The reversal of 20000010001291 is 19210001000002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20000010001291 - 2¹⁷ = 20000009870219 is a prime.

It is not a weakly prime, because it can be changed into another prime (20000010001211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000005000645 + 10000005000646.

It is an arithmetic number, because the mean of its divisors is an integer number (10000005000646).

Almost surely, 2^{20000010001291} is an apocalyptic number.

20000010001291 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000010001291 is an equidigital number, since it uses as much as digits as its factorization.

20000010001291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 20000010001291 its reverse (19210001000002), we get a palindrome (39210011001293).

The spelling of 20000010001291 in words is "twenty trillion, ten million, one thousand, two hundred ninety-one".