43120221134 has 16 divisors (see below), whose sum is σ = 67681821888. Its totient is φ = 20581602912.

The previous prime is 43120221127. The next prime is 43120221143. The reversal of 43120221134 is 43112202134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5493302 + ... + 5501145.

It is an arithmetic number, because the mean of its divisors is an integer number (4230113868).

Almost surely, 2^43120221134 is an apocalyptic number.

43120221134 is a deficient number, since it is larger than the sum of its proper divisors (24561600754).

43120221134 is a wasteful number, since it uses less digits than its factorization.

43120221134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10994539.

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

Adding to 43120221134 its reverse (43112202134), we get a palindrome (86232423268).

The spelling of 43120221134 in words is "forty-three billion, one hundred twenty million, two hundred twenty-one thousand, one hundred thirty-four".