443421314142331 has 32 divisors (see below), whose sum is σ = 524901714480000. Its totient is φ = 366507605409792.

The previous prime is 443421314142277. The next prime is 443421314142343. The reversal of 443421314142331 is 133241413124344.

It is not a de Polignac number, because 443421314142331 - 2¹⁷ = 443421314011259 is a prime.

It is a super-2 number, since 2×443421314142331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (443421314142431) 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 31 ways as a sum of consecutive naturals, for example, 1998641895 + ... + 1998863743.

It is an arithmetic number, because the mean of its divisors is an integer number (16403178577500).

Almost surely, 2^{443421314142331} is an apocalyptic number.

443421314142331 is a deficient number, since it is larger than the sum of its proper divisors (81480400337669).

443421314142331 is a wasteful number, since it uses less digits than its factorization.

443421314142331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234231.

The product of its digits is 331776, while the sum is 40.

Adding to 443421314142331 its reverse (133241413124344), we get a palindrome (576662727266675).

The spelling of 443421314142331 in words is "four hundred forty-three trillion, four hundred twenty-one billion, three hundred fourteen million, one hundred forty-two thousand, three hundred thirty-one".