11206320645123 has 12 divisors (see below), whose sum is σ = 16187163893368. Its totient is φ = 7470762140160.

The previous prime is 11206320645119. The next prime is 11206320645133. The reversal of 11206320645123 is 32154602360211.

11206320645123 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 6 + 3 + 2 + 0 + 645 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 11206320645123 - 2² = 11206320645119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11206320645133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9255565 + ... + 10396062.

Almost surely, 2^{11206320645123} is an apocalyptic number.

11206320645123 is a deficient number, since it is larger than the sum of its proper divisors (4980843248245).

11206320645123 is a wasteful number, since it uses less digits than its factorization.

11206320645123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19714994 (or 19714991 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 11206320645123 in words is "eleven trillion, two hundred six billion, three hundred twenty million, six hundred forty-five thousand, one hundred twenty-three".