243423433011 has 16 divisors (see below), whose sum is σ = 363639921408. Its totient is φ = 143542072800.

The previous prime is 243423432997. The next prime is 243423433037. The reversal of 243423433011 is 110334324342.

It is a happy number.

243423433011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 243423433011 - 2⁶ = 243423432947 is a prime.

It is a super-2 number, since 2×243423433011² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243423433011.

It is not an unprimeable number, because it can be changed into a prime (243423433051) 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 in 15 ways as a sum of consecutive naturals, for example, 99680775 + ... + 99683216.

It is an arithmetic number, because the mean of its divisors is an integer number (22727495088).

Almost surely, 2^243423433011 is an apocalyptic number.

243423433011 is a deficient number, since it is larger than the sum of its proper divisors (120216488397).

243423433011 is a wasteful number, since it uses less digits than its factorization.

243423433011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199364042.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 243423433011 its reverse (110334324342), we get a palindrome (353757757353).

The spelling of 243423433011 in words is "two hundred forty-three billion, four hundred twenty-three million, four hundred thirty-three thousand, eleven".