12100240043 has 2 divisors, whose sum is σ = 12100240044. Its totient is φ = 12100240042.

The previous prime is 12100240037. The next prime is 12100240069. The reversal of 12100240043 is 34004200121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12100240043 - 2⁴ = 12100240027 is a prime.

It is not a weakly prime, because it can be changed into another prime (12100240073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050120021 + 6050120022.

It is an arithmetic number, because the mean of its divisors is an integer number (6050120022).

Almost surely, 2^12100240043 is an apocalyptic number.

12100240043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100240043 is an equidigital number, since it uses as much as digits as its factorization.

12100240043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12100240043 its reverse (34004200121), we get a palindrome (46104440164).

The spelling of 12100240043 in words is "twelve billion, one hundred million, two hundred forty thousand, forty-three".