1003320113020 has 24 divisors (see below), whose sum is σ = 2138419587024. Its totient is φ = 395338073856.

The previous prime is 1003320112997. The next prime is 1003320113027. The reversal of 1003320113020 is 203110233001.

It is a junction number, because it is equal to n+sod(n) for n = 1003320112985 and 1003320113003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003320113027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374371837 + ... + 374374516.

It is an arithmetic number, because the mean of its divisors is an integer number (89100816126).

Almost surely, 2^{1003320113020} is an apocalyptic number.

1003320113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003320113020 is an abundant number, since it is smaller than the sum of its proper divisors (1135099474004).

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

1003320113020 is a wasteful number, since it uses less digits than its factorization.

1003320113020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748746429 (or 748746427 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1003320113020 its reverse (203110233001), we get a palindrome (1206430346021).

The spelling of 1003320113020 in words is "one trillion, three billion, three hundred twenty million, one hundred thirteen thousand, twenty".