2003103222320 has 20 divisors (see below), whose sum is σ = 4657214992080. Its totient is φ = 801241288896.

The previous prime is 2003103222283. The next prime is 2003103222371. The reversal of 2003103222320 is 232223013002.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2003103222292 and 2003103222301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12519395060 + ... + 12519395219.

It is an arithmetic number, because the mean of its divisors is an integer number (232860749604).

Almost surely, 2^{2003103222320} is an apocalyptic number.

2003103222320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003103222320 is an abundant number, since it is smaller than the sum of its proper divisors (2654111769760).

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

2003103222320 is a wasteful number, since it uses less digits than its factorization.

2003103222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25038790292 (or 25038790286 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 2003103222320 its reverse (232223013002), we get a palindrome (2235326235322).

The spelling of 2003103222320 in words is "two trillion, three billion, one hundred three million, two hundred twenty-two thousand, three hundred twenty".