20200200022591 has 2 divisors, whose sum is σ = 20200200022592. Its totient is φ = 20200200022590.

The previous prime is 20200200022553. The next prime is 20200200022643. The reversal of 20200200022591 is 19522000200202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20200200022591 - 2¹³ = 20200200014399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200200020591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100100011295 + 10100100011296.

It is an arithmetic number, because the mean of its divisors is an integer number (10100100011296).

Almost surely, 2^{20200200022591} is an apocalyptic number.

20200200022591 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200200022591 is an equidigital number, since it uses as much as digits as its factorization.

20200200022591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 20200200022591 its reverse (19522000200202), we get a palindrome (39722200222793).

The spelling of 20200200022591 in words is "twenty trillion, two hundred billion, two hundred million, twenty-two thousand, five hundred ninety-one".