1131030003031 has 4 divisors (see below), whose sum is σ = 1132666805464. Its totient is φ = 1129393200600.

The previous prime is 1131030003001. The next prime is 1131030003073. The reversal of 1131030003031 is 1303000301311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1131030003031 - 2⁷ = 1131030002903 is a prime.

It is a super-2 number, since 2×1131030003031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131030002996 and 1131030003014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131030003001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818400180 + ... + 818401561.

It is an arithmetic number, because the mean of its divisors is an integer number (283166701366).

Almost surely, 2^{1131030003031} is an apocalyptic number.

1131030003031 is a deficient number, since it is larger than the sum of its proper divisors (1636802433).

1131030003031 is an equidigital number, since it uses as much as digits as its factorization.

1131030003031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636802432.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 1131030003031 its reverse (1303000301311), we get a palindrome (2434030304342).

The spelling of 1131030003031 in words is "one trillion, one hundred thirty-one billion, thirty million, three thousand, thirty-one".