200000111202091 has 2 divisors, whose sum is σ = 200000111202092. Its totient is φ = 200000111202090.

The previous prime is 200000111202071. The next prime is 200000111202107. The reversal of 200000111202091 is 190202111000002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200000111202091 is a prime.

It is a super-3 number, since 3×200000111202091³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (200000111202011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000055601045 + 100000055601046.

It is an arithmetic number, because the mean of its divisors is an integer number (100000055601046).

Almost surely, 2^{200000111202091} is an apocalyptic number.

200000111202091 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000111202091 is an equidigital number, since it uses as much as digits as its factorization.

200000111202091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 200000111202091 its reverse (190202111000002), we get a palindrome (390202222202093).

The spelling of 200000111202091 in words is "two hundred trillion, one hundred eleven million, two hundred two thousand, ninety-one".