2003243320120 has 64 divisors (see below), whose sum is σ = 5454208716480. Its totient is φ = 646424733696.

The previous prime is 2003243320051. The next prime is 2003243320121. The reversal of 2003243320120 is 210233423002.

It is a junction number, because it is equal to n+sod(n) for n = 2003243320091 and 2003243320100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003243320121) 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, 210419959 + ... + 210429478.

It is an arithmetic number, because the mean of its divisors is an integer number (85222011195).

Almost surely, 2^{2003243320120} is an apocalyptic number.

2003243320120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003243320120 is an abundant number, since it is smaller than the sum of its proper divisors (3450965396360).

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

2003243320120 is a wasteful number, since it uses less digits than its factorization.

2003243320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420849472 (or 420849468 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 2003243320120 its reverse (210233423002), we get a palindrome (2213476743122).

The spelling of 2003243320120 in words is "two trillion, three billion, two hundred forty-three million, three hundred twenty thousand, one hundred twenty".