201110120311 has 2 divisors, whose sum is σ = 201110120312. Its totient is φ = 201110120310.

The previous prime is 201110120221. The next prime is 201110120317. The reversal of 201110120311 is 113021011102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201110120311 - 2¹¹ = 201110118263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201110120291 and 201110120300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201110120317) 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, 100555060155 + 100555060156.

It is an arithmetic number, because the mean of its divisors is an integer number (100555060156).

Almost surely, 2^201110120311 is an apocalyptic number.

201110120311 is a deficient number, since it is larger than the sum of its proper divisors (1).

201110120311 is an equidigital number, since it uses as much as digits as its factorization.

201110120311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 201110120311 its reverse (113021011102), we get a palindrome (314131131413).

The spelling of 201110120311 in words is "two hundred one billion, one hundred ten million, one hundred twenty thousand, three hundred eleven".