43434122111 has 2 divisors, whose sum is σ = 43434122112. Its totient is φ = 43434122110.

The previous prime is 43434122107. The next prime is 43434122117. The reversal of 43434122111 is 11122143434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43434122111 - 2² = 43434122107 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43434122117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21717061055 + 21717061056.

It is an arithmetic number, because the mean of its divisors is an integer number (21717061056).

Almost surely, 2^43434122111 is an apocalyptic number.

43434122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

43434122111 is an equidigital number, since it uses as much as digits as its factorization.

43434122111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 26.

Adding to 43434122111 its reverse (11122143434), we get a palindrome (54556265545).

The spelling of 43434122111 in words is "forty-three billion, four hundred thirty-four million, one hundred twenty-two thousand, one hundred eleven".