20114351384591 has 2 divisors, whose sum is σ = 20114351384592. Its totient is φ = 20114351384590.

The previous prime is 20114351384557. The next prime is 20114351384653. The reversal of 20114351384591 is 19548315341102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20114351384591 - 2¹⁸ = 20114351122447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20114351383591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10057175692295 + 10057175692296.

It is an arithmetic number, because the mean of its divisors is an integer number (10057175692296).

Almost surely, 2^{20114351384591} is an apocalyptic number.

20114351384591 is a deficient number, since it is larger than the sum of its proper divisors (1).

20114351384591 is an equidigital number, since it uses as much as digits as its factorization.

20114351384591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 20114351384591 in words is "twenty trillion, one hundred fourteen billion, three hundred fifty-one million, three hundred eighty-four thousand, five hundred ninety-one".