1031120331133 has 2 divisors, whose sum is σ = 1031120331134. Its totient is φ = 1031120331132.

The previous prime is 1031120331067. The next prime is 1031120331191. The reversal of 1031120331133 is 3311330211301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1030992482884 + 127848249 = 1015378^2 + 11307^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031120331133 - 2⁹ = 1031120330621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031120331233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515560165566 + 515560165567.

It is an arithmetic number, because the mean of its divisors is an integer number (515560165567).

Almost surely, 2^{1031120331133} is an apocalyptic number.

It is an amenable number.

1031120331133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031120331133 is an equidigital number, since it uses as much as digits as its factorization.

1031120331133 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 1031120331133 its reverse (3311330211301), we get a palindrome (4342450542434).

The spelling of 1031120331133 in words is "one trillion, thirty-one billion, one hundred twenty million, three hundred thirty-one thousand, one hundred thirty-three".