43140424031201 has 16 divisors (see below), whose sum is σ = 49362011162496. Its totient is φ = 36933530436096.

The previous prime is 43140424031101. The next prime is 43140424031203. The reversal of 43140424031201 is 10213042404134.

It is a de Polignac number, because none of the positive numbers 2^k-43140424031201 is a prime.

It is a super-2 number, since 2×43140424031201² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43140424031203) 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, 18713015 + ... + 20891571.

It is an arithmetic number, because the mean of its divisors is an integer number (3085125697656).

Almost surely, 2^{43140424031201} is an apocalyptic number.

It is an amenable number.

43140424031201 is a deficient number, since it is larger than the sum of its proper divisors (6221587131295).

43140424031201 is a wasteful number, since it uses less digits than its factorization.

43140424031201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181928.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 43140424031201 its reverse (10213042404134), we get a palindrome (53353466435335).

The spelling of 43140424031201 in words is "forty-three trillion, one hundred forty billion, four hundred twenty-four million, thirty-one thousand, two hundred one".