320030223123 has 32 divisors (see below), whose sum is σ = 461378025472. Its totient is φ = 196151155200.

The previous prime is 320030223109. The next prime is 320030223151. The reversal of 320030223123 is 321322030023.

It is not a de Polignac number, because 320030223123 - 2⁵ = 320030223091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320030223123.

It is not an unprimeable number, because it can be changed into a prime (320030223223) 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 31 ways as a sum of consecutive naturals, for example, 13012428 + ... + 13036998.

It is an arithmetic number, because the mean of its divisors is an integer number (14418063296).

Almost surely, 2^320030223123 is an apocalyptic number.

320030223123 is a deficient number, since it is larger than the sum of its proper divisors (141347802349).

320030223123 is a wasteful number, since it uses less digits than its factorization.

320030223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25915.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 320030223123 its reverse (321322030023), we get a palindrome (641352253146).

The spelling of 320030223123 in words is "three hundred twenty billion, thirty million, two hundred twenty-three thousand, one hundred twenty-three".