1031130131323 has 2 divisors, whose sum is σ = 1031130131324. Its totient is φ = 1031130131322.

The previous prime is 1031130131263. The next prime is 1031130131363. The reversal of 1031130131323 is 3231310311301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031130131323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031130131294 and 1031130131303.

It is not a weakly prime, because it can be changed into another prime (1031130131363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515565065661 + 515565065662.

It is an arithmetic number, because the mean of its divisors is an integer number (515565065662).

Almost surely, 2^{1031130131323} is an apocalyptic number.

1031130131323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031130131323 is an equidigital number, since it uses as much as digits as its factorization.

1031130131323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1031130131323 its reverse (3231310311301), we get a palindrome (4262440442624).

The spelling of 1031130131323 in words is "one trillion, thirty-one billion, one hundred thirty million, one hundred thirty-one thousand, three hundred twenty-three".