1000120112213 has 2 divisors, whose sum is σ = 1000120112214. Its totient is φ = 1000120112212.

The previous prime is 1000120112207. The next prime is 1000120112221. The reversal of 1000120112213 is 3122110210001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 836579134609 + 163540977604 = 914647^2 + 404402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000120112213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000120112413) 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, 500060056106 + 500060056107.

It is an arithmetic number, because the mean of its divisors is an integer number (500060056107).

Almost surely, 2^{1000120112213} is an apocalyptic number.

It is an amenable number.

1000120112213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000120112213 is an equidigital number, since it uses as much as digits as its factorization.

1000120112213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1000120112213 its reverse (3122110210001), we get a palindrome (4122230322214).

The spelling of 1000120112213 in words is "one trillion, one hundred twenty million, one hundred twelve thousand, two hundred thirteen".