200120120006111 has 2 divisors, whose sum is σ = 200120120006112. Its totient is φ = 200120120006110.

The previous prime is 200120120006089. The next prime is 200120120006153. The reversal of 200120120006111 is 111600021021002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200120120006111 is a prime.

It is a super-3 number, since 3×200120120006111³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200120120006111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200120120000111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060060003055 + 100060060003056.

It is an arithmetic number, because the mean of its divisors is an integer number (100060060003056).

Almost surely, 2^{200120120006111} is an apocalyptic number.

200120120006111 is a deficient number, since it is larger than the sum of its proper divisors (1).

200120120006111 is an equidigital number, since it uses as much as digits as its factorization.

200120120006111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 200120120006111 its reverse (111600021021002), we get a palindrome (311720141027113).

The spelling of 200120120006111 in words is "two hundred trillion, one hundred twenty billion, one hundred twenty million, six thousand, one hundred eleven".