1003103041320 has 96 divisors (see below), whose sum is σ = 3260870257320. Its totient is φ = 267429703680.

The previous prime is 1003103041249. The next prime is 1003103041327. The reversal of 1003103041320 is 231403013001.

1003103041320 is a `hidden beast` number, since 1 + 0 + 0 + 310 + 30 + 4 + 1 + 320 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 983798161956 + 19304879364 = 991866^2 + 138942^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1003103041293 and 1003103041302.

It is not an unprimeable number, because it can be changed into a prime (1003103041327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1170180 + ... + 1837260.

Almost surely, 2^{1003103041320} is an apocalyptic number.

1003103041320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003103041320 is an abundant number, since it is smaller than the sum of its proper divisors (2257767216000).

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

1003103041320 is a wasteful number, since it uses less digits than its factorization.

1003103041320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671275 (or 671268 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1003103041320 its reverse (231403013001), we get a palindrome (1234506054321).

The spelling of 1003103041320 in words is "one trillion, three billion, one hundred three million, forty-one thousand, three hundred twenty".