2112103247 has 2 divisors, whose sum is σ = 2112103248. Its totient is φ = 2112103246.

The previous prime is 2112103219. The next prime is 2112103267. The reversal of 2112103247 is 7423012112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112103247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112103267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056051623 + 1056051624.

It is an arithmetic number, because the mean of its divisors is an integer number (1056051624).

Almost surely, 2^2112103247 is an apocalyptic number.

2112103247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112103247 is an equidigital number, since it uses as much as digits as its factorization.

2112103247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2112103247 is about 45957.6244708101. The cubic root of 2112103247 is about 1283.0346387471.

Adding to 2112103247 its reverse (7423012112), we get a palindrome (9535115359).

The spelling of 2112103247 in words is "two billion, one hundred twelve million, one hundred three thousand, two hundred forty-seven".