43141043121 has 16 divisors (see below), whose sum is σ = 65478896640. Its totient is φ = 25009299920.

The previous prime is 43141043059. The next prime is 43141043129. The reversal of 43141043121 is 12134014134.

It is a de Polignac number, because none of the positive numbers 2^k-43141043121 is a prime.

It is a super-2 number, since 2×43141043121² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43141043091 and 43141043100.

It is not an unprimeable number, because it can be changed into a prime (43141043129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28418901 + ... + 28420418.

It is an arithmetic number, because the mean of its divisors is an integer number (4092431040).

Almost surely, 2^43141043121 is an apocalyptic number.

It is an amenable number.

43141043121 is a deficient number, since it is larger than the sum of its proper divisors (22337853519).

43141043121 is a wasteful number, since it uses less digits than its factorization.

43141043121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56839356.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 43141043121 its reverse (12134014134), we get a palindrome (55275057255).

The spelling of 43141043121 in words is "forty-three billion, one hundred forty-one million, forty-three thousand, one hundred twenty-one".