1003103220012 has 24 divisors (see below), whose sum is σ = 2368773871296. Its totient is φ = 330339212688.

The previous prime is 1003103220011. The next prime is 1003103220029. The reversal of 1003103220012 is 2100223013001.

1003103220012 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1003103219973 and 1003103220000.

It is not an unprimeable number, because it can be changed into a prime (1003103220011) 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, 503564878 + ... + 503566869.

It is an arithmetic number, because the mean of its divisors is an integer number (98698911304).

Almost surely, 2^{1003103220012} is an apocalyptic number.

1003103220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003103220012 is an abundant number, since it is smaller than the sum of its proper divisors (1365670651284).

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

1003103220012 is a wasteful number, since it uses less digits than its factorization.

1003103220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007131837 (or 1007131835 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1003103220012 its reverse (2100223013001), we get a palindrome (3103326233013).

The spelling of 1003103220012 in words is "one trillion, three billion, one hundred three million, two hundred twenty thousand, twelve".