11123020301211 has 48 divisors (see below), whose sum is σ = 20308697782464. Its totient is φ = 5708517679872.

The previous prime is 11123020301209. The next prime is 11123020301257. The reversal of 11123020301211 is 11210302032111.

11123020301211 is a `hidden beast` number, since 11 + 123 + 0 + 20 + 301 + 211 = 666.

It is not a de Polignac number, because 11123020301211 - 2¹ = 11123020301209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11123020301311) 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 in 47 ways as a sum of consecutive naturals, for example, 183499716 + ... + 183560321.

It is an arithmetic number, because the mean of its divisors is an integer number (423097870468).

Almost surely, 2^{11123020301211} is an apocalyptic number.

11123020301211 is a deficient number, since it is larger than the sum of its proper divisors (9185677481253).

11123020301211 is a wasteful number, since it uses less digits than its factorization.

11123020301211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367060100 (or 367060097 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11123020301211 its reverse (11210302032111), we get a palindrome (22333322333322).

The spelling of 11123020301211 in words is "eleven trillion, one hundred twenty-three billion, twenty million, three hundred one thousand, two hundred eleven".