320005321121230 has 16 divisors (see below), whose sum is σ = 606325871598480. Its totient is φ = 121265174319552.

The previous prime is 320005321121209. The next prime is 320005321121267. The reversal of 320005321121230 is 32121123500023.

It is a super-2 number, since 2×320005321121230² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320005321121195 and 320005321121204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842119265919 + ... + 842119266298.

It is an arithmetic number, because the mean of its divisors is an integer number (37895366974905).

Almost surely, 2^{320005321121230} is an apocalyptic number.

320005321121230 is a deficient number, since it is larger than the sum of its proper divisors (286320550477250).

320005321121230 is a wasteful number, since it uses less digits than its factorization.

320005321121230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684238532243.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 320005321121230 its reverse (32121123500023), we get a palindrome (352126444621253).

The spelling of 320005321121230 in words is "three hundred twenty trillion, five billion, three hundred twenty-one million, one hundred twenty-one thousand, two hundred thirty".