200111101121011 has 2 divisors, whose sum is σ = 200111101121012. Its totient is φ = 200111101121010.

The previous prime is 200111101121003. The next prime is 200111101121039. The reversal of 200111101121011 is 110121101111002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200111101121011 - 2³ = 200111101121003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200111101120982 and 200111101121000.

It is not a weakly prime, because it can be changed into another prime (200111101121611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100055550560505 + 100055550560506.

It is an arithmetic number, because the mean of its divisors is an integer number (100055550560506).

Almost surely, 2^{200111101121011} is an apocalyptic number.

200111101121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

200111101121011 is an equidigital number, since it uses as much as digits as its factorization.

200111101121011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 200111101121011 its reverse (110121101111002), we get a palindrome (310232202232013).

The spelling of 200111101121011 in words is "two hundred trillion, one hundred eleven billion, one hundred one million, one hundred twenty-one thousand, eleven".