320342012124 has 96 divisors (see below), whose sum is σ = 823523936256. Its totient is φ = 96505144320.

The previous prime is 320342012099. The next prime is 320342012147. The reversal of 320342012124 is 421210243023.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 320342012094 and 320342012103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192969 + ... + 823359.

It is an arithmetic number, because the mean of its divisors is an integer number (8578374336).

Almost surely, 2^320342012124 is an apocalyptic number.

320342012124 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320342012124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411761968128).

320342012124 is an abundant number, since it is smaller than the sum of its proper divisors (503181924132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320342012124 is a wasteful number, since it uses less digits than its factorization.

320342012124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630515 (or 630513 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 320342012124 its reverse (421210243023), we get a palindrome (741552255147).

The spelling of 320342012124 in words is "three hundred twenty billion, three hundred forty-two million, twelve thousand, one hundred twenty-four".