2000120111243 has 2 divisors, whose sum is σ = 2000120111244. Its totient is φ = 2000120111242.

The previous prime is 2000120111233. The next prime is 2000120111413. The reversal of 2000120111243 is 3421110210002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2000120111243 - 2¹⁸ = 2000119849099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000120111233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000060055621 + 1000060055622.

It is an arithmetic number, because the mean of its divisors is an integer number (1000060055622).

Almost surely, 2^{2000120111243} is an apocalyptic number.

2000120111243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000120111243 is an equidigital number, since it uses as much as digits as its factorization.

2000120111243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2000120111243 its reverse (3421110210002), we get a palindrome (5421230321245).

The spelling of 2000120111243 in words is "two trillion, one hundred twenty million, one hundred eleven thousand, two hundred forty-three".