12120033203111 has 2 divisors, whose sum is σ = 12120033203112. Its totient is φ = 12120033203110.

The previous prime is 12120033203101. The next prime is 12120033203147. The reversal of 12120033203111 is 11130233002121.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (11130233002121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120033203111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120033203101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060016601555 + 6060016601556.

It is an arithmetic number, because the mean of its divisors is an integer number (6060016601556).

Almost surely, 2^{12120033203111} is an apocalyptic number.

12120033203111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120033203111 is an equidigital number, since it uses as much as digits as its factorization.

12120033203111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12120033203111 its reverse (11130233002121), we get a palindrome (23250266205232).

The spelling of 12120033203111 in words is "twelve trillion, one hundred twenty billion, thirty-three million, two hundred three thousand, one hundred eleven".