1000103303021 has 8 divisors (see below), whose sum is σ = 1004869591104. Its totient is φ = 995340178080.

The previous prime is 1000103302937. The next prime is 1000103303033. The reversal of 1000103303021 is 1203033010001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1000103303021 - 2³⁴ = 982923433837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000103302987 and 1000103303005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000103303051) 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, 155720 + ... + 1422833.

It is an arithmetic number, because the mean of its divisors is an integer number (125608698888).

Almost surely, 2^{1000103303021} is an apocalyptic number.

It is an amenable number.

1000103303021 is a deficient number, since it is larger than the sum of its proper divisors (4766288083).

1000103303021 is a wasteful number, since it uses less digits than its factorization.

1000103303021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581571.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 1000103303021 its reverse (1203033010001), we get a palindrome (2203136313022).

The spelling of 1000103303021 in words is "one trillion, one hundred three million, three hundred three thousand, twenty-one".