1003013320240 has 80 divisors (see below), whose sum is σ = 2345385885696. Its totient is φ = 398905516800.

The previous prime is 1003013320229. The next prime is 1003013320241. The reversal of 1003013320240 is 420233103001.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1003013320241) 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, 32729725 + ... + 32760355.

Almost surely, 2^{1003013320240} is an apocalyptic number.

1003013320240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003013320240 is an abundant number, since it is smaller than the sum of its proper divisors (1342372565456).

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

1003013320240 is a wasteful number, since it uses less digits than its factorization.

1003013320240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32978 (or 32972 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1003013320240 its reverse (420233103001), we get a palindrome (1423246423241).

The spelling of 1003013320240 in words is "one trillion, three billion, thirteen million, three hundred twenty thousand, two hundred forty".