2112303143 has 2 divisors, whose sum is σ = 2112303144. Its totient is φ = 2112303142.

The previous prime is 2112303121. The next prime is 2112303197. The reversal of 2112303143 is 3413032112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112303143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112303643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056151571 + 1056151572.

It is an arithmetic number, because the mean of its divisors is an integer number (1056151572).

Almost surely, 2^2112303143 is an apocalyptic number.

2112303143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112303143 is an equidigital number, since it uses as much as digits as its factorization.

2112303143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2112303143 is about 45959.7992053925. The cubic root of 2112303143 is about 1283.0751142623.

Adding to 2112303143 its reverse (3413032112), we get a palindrome (5525335255).

The spelling of 2112303143 in words is "two billion, one hundred twelve million, three hundred three thousand, one hundred forty-three".