1012031311303 has 8 divisors (see below), whose sum is σ = 1056840686208. Its totient is φ = 967289270904.

The previous prime is 1012031311289. The next prime is 1012031311309. The reversal of 1012031311303 is 3031131302101.

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 1012031311303 - 2¹⁷ = 1012031180231 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 (1012031311309) 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, 16802901 + ... + 16863022.

It is an arithmetic number, because the mean of its divisors is an integer number (132105085776).

Almost surely, 2^{1012031311303} is an apocalyptic number.

1012031311303 is a deficient number, since it is larger than the sum of its proper divisors (44809374905).

1012031311303 is a wasteful number, since it uses less digits than its factorization.

1012031311303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33667253.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1012031311303 its reverse (3031131302101), we get a palindrome (4043162613404).

The spelling of 1012031311303 in words is "one trillion, twelve billion, thirty-one million, three hundred eleven thousand, three hundred three".