42111110011 has 2 divisors, whose sum is σ = 42111110012. Its totient is φ = 42111110010.

The previous prime is 42111109991. The next prime is 42111110039. The reversal of 42111110011 is 11001111124.

42111110011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42111110011 - 2¹⁷ = 42110978939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42111109973 and 42111110000.

It is not a weakly prime, because it can be changed into another prime (42111110051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21055555005 + 21055555006.

It is an arithmetic number, because the mean of its divisors is an integer number (21055555006).

Almost surely, 2^42111110011 is an apocalyptic number.

42111110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

42111110011 is an equidigital number, since it uses as much as digits as its factorization.

42111110011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 42111110011 its reverse (11001111124), we get a palindrome (53112221135).

The spelling of 42111110011 in words is "forty-two billion, one hundred eleven million, one hundred ten thousand, eleven".