320003103316 has 48 divisors (see below), whose sum is σ = 606734355024. Its totient is φ = 146802180096.

The previous prime is 320003103263. The next prime is 320003103317. The reversal of 320003103316 is 613301300023.

It can be written as a sum of positive squares in 8 ways, for example, as 13479210000 + 306523893316 = 116100^2 + 553646^2 .

It is a super-2 number, since 2×320003103316² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320003103317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5717580 + ... + 5773276.

It is an arithmetic number, because the mean of its divisors is an integer number (12640299063).

Almost surely, 2^320003103316 is an apocalyptic number.

It is an amenable number.

320003103316 is a deficient number, since it is larger than the sum of its proper divisors (286731251708).

320003103316 is a wasteful number, since it uses less digits than its factorization.

320003103316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56380 (or 56378 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 320003103316 its reverse (613301300023), we get a palindrome (933304403339).

The spelling of 320003103316 in words is "three hundred twenty billion, three million, one hundred three thousand, three hundred sixteen".