11052123426209 has 2 divisors, whose sum is σ = 11052123426210. Its totient is φ = 11052123426208.

The previous prime is 11052123426181. The next prime is 11052123426263. The reversal of 11052123426209 is 90262432125011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9159581190400 + 1892542235809 = 3026480^2 + 1375697^2 .

It is a cyclic number.

It is not a de Polignac number, because 11052123426209 - 2²⁰ = 11052122377633 is a prime.

It is a super-2 number, since 2×11052123426209² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11052123926209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5526061713104 + 5526061713105.

It is an arithmetic number, because the mean of its divisors is an integer number (5526061713105).

Almost surely, 2^{11052123426209} is an apocalyptic number.

It is an amenable number.

11052123426209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11052123426209 is an equidigital number, since it uses as much as digits as its factorization.

11052123426209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 11052123426209 in words is "eleven trillion, fifty-two billion, one hundred twenty-three million, four hundred twenty-six thousand, two hundred nine".