1000303211303 has 48 divisors (see below), whose sum is σ = 1196149317120. Its totient is φ = 828875030400.

The previous prime is 1000303211267. The next prime is 1000303211317. The reversal of 1000303211303 is 3031123030001.

It is not a de Polignac number, because 1000303211303 - 2¹⁰ = 1000303210279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000303211603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10966163 + ... + 11057003.

It is an arithmetic number, because the mean of its divisors is an integer number (24919777440).

Almost surely, 2^{1000303211303} is an apocalyptic number.

1000303211303 is a deficient number, since it is larger than the sum of its proper divisors (195846105817).

1000303211303 is a wasteful number, since it uses less digits than its factorization.

1000303211303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90996 (or 90977 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1000303211303 its reverse (3031123030001), we get a palindrome (4031426241304).

It can be divided in two parts, 1000 and 303211303, that added together give a palindrome (303212303).

The spelling of 1000303211303 in words is "one trillion, three hundred three million, two hundred eleven thousand, three hundred three".