2020000919191 has 2 divisors, whose sum is σ = 2020000919192. Its totient is φ = 2020000919190.

The previous prime is 2020000919081. The next prime is 2020000919197. The reversal of 2020000919191 is 1919190000202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2020000919191 - 2⁷ = 2020000919063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020000919197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010000459595 + 1010000459596.

It is an arithmetic number, because the mean of its divisors is an integer number (1010000459596).

Almost surely, 2^{2020000919191} is an apocalyptic number.

2020000919191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020000919191 is an equidigital number, since it uses as much as digits as its factorization.

2020000919191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 34.

Adding to 2020000919191 its reverse (1919190000202), we get a palindrome (3939190919393).

The spelling of 2020000919191 in words is "two trillion, twenty billion, nine hundred nineteen thousand, one hundred ninety-one".