43311221041 has 8 divisors (see below), whose sum is σ = 49302892224. Its totient is φ = 37661931120.

The previous prime is 43311221021. The next prime is 43311221047. The reversal of 43311221041 is 14012211334.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43311221041 - 2⁷ = 43311220913 is a prime.

It is a super-2 number, since 2×43311221041² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43311221047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85595046 + ... + 85595551.

It is an arithmetic number, because the mean of its divisors is an integer number (6162861528).

Almost surely, 2^43311221041 is an apocalyptic number.

It is an amenable number.

43311221041 is a deficient number, since it is larger than the sum of its proper divisors (5991671183).

43311221041 is a wasteful number, since it uses less digits than its factorization.

43311221041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171190631.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 43311221041 its reverse (14012211334), we get a palindrome (57323432375).

The spelling of 43311221041 in words is "forty-three billion, three hundred eleven million, two hundred twenty-one thousand, forty-one".