2120112102247 has 2 divisors, whose sum is σ = 2120112102248. Its totient is φ = 2120112102246.

The previous prime is 2120112102133. The next prime is 2120112102377. The reversal of 2120112102247 is 7422012110212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120112102247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120112103247) 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, 1060056051123 + 1060056051124.

It is an arithmetic number, because the mean of its divisors is an integer number (1060056051124).

Almost surely, 2^{2120112102247} is an apocalyptic number.

2120112102247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120112102247 is an equidigital number, since it uses as much as digits as its factorization.

2120112102247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 2120112102247 its reverse (7422012110212), we get a palindrome (9542124212459).

The spelling of 2120112102247 in words is "two trillion, one hundred twenty billion, one hundred twelve million, one hundred two thousand, two hundred forty-seven".