11012121687713 has 2 divisors, whose sum is σ = 11012121687714. Its totient is φ = 11012121687712.

The previous prime is 11012121687683. The next prime is 11012121687737. The reversal of 11012121687713 is 31778612121011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8886074826304 + 2126046861409 = 2980952^2 + 1458097^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012121687713 - 2¹⁴ = 11012121671329 is a prime.

It is a super-2 number, since 2×11012121687713² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11012121687793) 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, 5506060843856 + 5506060843857.

It is an arithmetic number, because the mean of its divisors is an integer number (5506060843857).

Almost surely, 2^{11012121687713} is an apocalyptic number.

It is an amenable number.

11012121687713 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012121687713 is an equidigital number, since it uses as much as digits as its factorization.

11012121687713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 41.

The spelling of 11012121687713 in words is "eleven trillion, twelve billion, one hundred twenty-one million, six hundred eighty-seven thousand, seven hundred thirteen".