1031203130323 has 2 divisors, whose sum is σ = 1031203130324. Its totient is φ = 1031203130322.

The previous prime is 1031203130273. The next prime is 1031203130329. The reversal of 1031203130323 is 3230313021301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031203130323 - 2⁹ = 1031203129811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031203130294 and 1031203130303.

It is not a weakly prime, because it can be changed into another prime (1031203130329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515601565161 + 515601565162.

It is an arithmetic number, because the mean of its divisors is an integer number (515601565162).

Almost surely, 2^{1031203130323} is an apocalyptic number.

1031203130323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031203130323 is an equidigital number, since it uses as much as digits as its factorization.

1031203130323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1031203130323 its reverse (3230313021301), we get a palindrome (4261516151624).

The spelling of 1031203130323 in words is "one trillion, thirty-one billion, two hundred three million, one hundred thirty thousand, three hundred twenty-three".