4043130041221 has 16 divisors (see below), whose sum is σ = 4266085824000. Its totient is φ = 3821193835200.

The previous prime is 4043130041143. The next prime is 4043130041261. The reversal of 4043130041221 is 1221400313404.

It is a cyclic number.

It is not a de Polignac number, because 4043130041221 - 2³³ = 4034540106629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043130041261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42266955 + ... + 42362503.

It is an arithmetic number, because the mean of its divisors is an integer number (266630364000).

Almost surely, 2^{4043130041221} is an apocalyptic number.

It is an amenable number.

4043130041221 is a deficient number, since it is larger than the sum of its proper divisors (222955782779).

4043130041221 is a wasteful number, since it uses less digits than its factorization.

4043130041221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100860.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4043130041221 its reverse (1221400313404), we get a palindrome (5264530354625).

The spelling of 4043130041221 in words is "four trillion, forty-three billion, one hundred thirty million, forty-one thousand, two hundred twenty-one".