1003122320304 has 320 divisors, whose sum is σ = 3031659961344. Its totient is φ = 283047395328.

The previous prime is 1003122320251. The next prime is 1003122320339. The reversal of 1003122320304 is 4030232213001.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64266069 + ... + 64281675.

Almost surely, 2^{1003122320304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003122320304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1515829980672).

1003122320304 is an abundant number, since it is smaller than the sum of its proper divisors (2028537641040).

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

1003122320304 is a wasteful number, since it uses less digits than its factorization.

1003122320304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15804 (or 15798 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1003122320304 its reverse (4030232213001), we get a palindrome (5033354533305).

The spelling of 1003122320304 in words is "one trillion, three billion, one hundred twenty-two million, three hundred twenty thousand, three hundred four".