43113122099 has 2 divisors, whose sum is σ = 43113122100. Its totient is φ = 43113122098.

The previous prime is 43113122093. The next prime is 43113122111. The reversal of 43113122099 is 99022131134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43113122099 - 2¹² = 43113118003 is a prime.

It is not a weakly prime, because it can be changed into another prime (43113122093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21556561049 + 21556561050.

It is an arithmetic number, because the mean of its divisors is an integer number (21556561050).

Almost surely, 2^43113122099 is an apocalyptic number.

43113122099 is a deficient number, since it is larger than the sum of its proper divisors (1).

43113122099 is an equidigital number, since it uses as much as digits as its factorization.

43113122099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 43113122099 in words is "forty-three billion, one hundred thirteen million, one hundred twenty-two thousand, ninety-nine".