43242223214321 has 8 divisors (see below), whose sum is σ = 44298466351944. Its totient is φ = 42186054113280.

The previous prime is 43242223214299. The next prime is 43242223214341. The reversal of 43242223214321 is 12341232224234.

It can be written as a sum of positive squares in 4 ways, for example, as 18469056334096 + 24773166880225 = 4297564^2 + 4977265^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43242223214321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43242223214341) 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, 17325836 + ... + 19663901.

It is an arithmetic number, because the mean of its divisors is an integer number (5537308293993).

Almost surely, 2^{43242223214321} is an apocalyptic number.

43242223214321 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43242223214321 is a deficient number, since it is larger than the sum of its proper divisors (1056243137623).

43242223214321 is a wasteful number, since it uses less digits than its factorization.

43242223214321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37018291.

The product of its digits is 110592, while the sum is 35.

Adding to 43242223214321 its reverse (12341232224234), we get a palindrome (55583455438555).

The spelling of 43242223214321 in words is "forty-three trillion, two hundred forty-two billion, two hundred twenty-three million, two hundred fourteen thousand, three hundred twenty-one".