11013012031321 has 2 divisors, whose sum is σ = 11013012031322. Its totient is φ = 11013012031320.

The previous prime is 11013012031297. The next prime is 11013012031331. The reversal of 11013012031321 is 12313021031011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10950731837721 + 62280193600 = 3309189^2 + 249560^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013012031321 - 2⁹ = 11013012030809 is a prime.

It is not a weakly prime, because it can be changed into another prime (11013012031331) 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, 5506506015660 + 5506506015661.

It is an arithmetic number, because the mean of its divisors is an integer number (5506506015661).

Almost surely, 2^{11013012031321} is an apocalyptic number.

It is an amenable number.

11013012031321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013012031321 is an equidigital number, since it uses as much as digits as its factorization.

11013012031321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11013012031321 its reverse (12313021031011), we get a palindrome (23326033062332).

The spelling of 11013012031321 in words is "eleven trillion, thirteen billion, twelve million, thirty-one thousand, three hundred twenty-one".