43311120242 has 12 divisors (see below), whose sum is σ = 70348536090. Its totient is φ = 19989747648.

The previous prime is 43311120233. The next prime is 43311120283. The reversal of 43311120242 is 24202111334.

It can be written as a sum of positive squares in 3 ways, for example, as 28019077321 + 15292042921 = 167389^2 + 123661^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 64069367 + ... + 64070042.

Almost surely, 2^43311120242 is an apocalyptic number.

43311120242 is a deficient number, since it is larger than the sum of its proper divisors (27037415848).

43311120242 is a wasteful number, since it uses less digits than its factorization.

43311120242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128139437 (or 128139424 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 43311120242 its reverse (24202111334), we get a palindrome (67513231576).

The spelling of 43311120242 in words is "forty-three billion, three hundred eleven million, one hundred twenty thousand, two hundred forty-two".