10234243109 has 2 divisors, whose sum is σ = 10234243110. Its totient is φ = 10234243108.

The previous prime is 10234243081. The next prime is 10234243111. The reversal of 10234243109 is 90134243201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7153438084 + 3080805025 = 84578^2 + 55505^2 .

It is an emirp because it is prime and its reverse (90134243201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10234243109 is a prime.

It is a super-2 number, since 2×10234243109² (a number of 21 digits) contains 22 as substring.

Together with 10234243111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10234243169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5117121554 + 5117121555.

It is an arithmetic number, because the mean of its divisors is an integer number (5117121555).

Almost surely, 2^10234243109 is an apocalyptic number.

It is an amenable number.

10234243109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10234243109 is an equidigital number, since it uses as much as digits as its factorization.

10234243109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 10234243109 in words is "ten billion, two hundred thirty-four million, two hundred forty-three thousand, one hundred nine".