1003103220020 has 24 divisors (see below), whose sum is σ = 2298018286368. Its totient is φ = 364764807200.

The previous prime is 1003103220011. The next prime is 1003103220029. The reversal of 1003103220020 is 200223013001.

It is a happy number.

1003103220020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1003103220011) and next prime (1003103220029).

It is a junction number, because it is equal to n+sod(n) for n = 1003103219977 and 1003103220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003103220029) 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, 2279779826 + ... + 2279780265.

It is an arithmetic number, because the mean of its divisors is an integer number (95750761932).

Almost surely, 2^{1003103220020} is an apocalyptic number.

1003103220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003103220020 is an abundant number, since it is smaller than the sum of its proper divisors (1294915066348).

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

1003103220020 is a wasteful number, since it uses less digits than its factorization.

1003103220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559560111 (or 4559560109 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1003103220020 its reverse (200223013001), we get a palindrome (1203326233021).

The spelling of 1003103220020 in words is "one trillion, three billion, one hundred three million, two hundred twenty thousand, twenty".