120111320011 has 2 divisors, whose sum is σ = 120111320012. Its totient is φ = 120111320010.

The previous prime is 120111320009. The next prime is 120111320029. The reversal of 120111320011 is 110023111021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (110023111021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120111320011 - 2¹ = 120111320009 is a prime.

Together with 120111320009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 120111319973 and 120111320000.

It is not a weakly prime, because it can be changed into another prime (120111320071) 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, 60055660005 + 60055660006.

It is an arithmetic number, because the mean of its divisors is an integer number (60055660006).

Almost surely, 2^120111320011 is an apocalyptic number.

120111320011 is a deficient number, since it is larger than the sum of its proper divisors (1).

120111320011 is an equidigital number, since it uses as much as digits as its factorization.

120111320011 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 120111320011 its reverse (110023111021), we get a palindrome (230134431032).

The spelling of 120111320011 in words is "one hundred twenty billion, one hundred eleven million, three hundred twenty thousand, eleven".