320131214434 has 8 divisors (see below), whose sum is σ = 505470338640. Its totient is φ = 151641101556.

The previous prime is 320131214383. The next prime is 320131214437. The reversal of 320131214434 is 434412131023.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (320131214437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4212252784 + ... + 4212252859.

It is an arithmetic number, because the mean of its divisors is an integer number (63183792330).

Almost surely, 2^320131214434 is an apocalyptic number.

320131214434 is a deficient number, since it is larger than the sum of its proper divisors (185339124206).

320131214434 is a wasteful number, since it uses less digits than its factorization.

320131214434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424505664.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 320131214434 its reverse (434412131023), we get a palindrome (754543345457).

The spelling of 320131214434 in words is "three hundred twenty billion, one hundred thirty-one million, two hundred fourteen thousand, four hundred thirty-four".