11331032031173 has 2 divisors, whose sum is σ = 11331032031174. Its totient is φ = 11331032031172.

The previous prime is 11331032031161. The next prime is 11331032031203. The reversal of 11331032031173 is 37113023013311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7875976377889 + 3455055653284 = 2806417^2 + 1858778^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331032031173 - 2⁸ = 11331032030917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331032031373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665516015586 + 5665516015587.

It is an arithmetic number, because the mean of its divisors is an integer number (5665516015587).

Almost surely, 2^{11331032031173} is an apocalyptic number.

It is an amenable number.

11331032031173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331032031173 is an equidigital number, since it uses as much as digits as its factorization.

11331032031173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 29.

Adding to 11331032031173 its reverse (37113023013311), we get a palindrome (48444055044484).

The spelling of 11331032031173 in words is "eleven trillion, three hundred thirty-one billion, thirty-two million, thirty-one thousand, one hundred seventy-three".