12030023011011 has 16 divisors (see below), whose sum is σ = 16063524197280. Its totient is φ = 8008273399040.

The previous prime is 12030023011009. The next prime is 12030023011063. The reversal of 12030023011011 is 11011032003021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12030023011011 - 2¹ = 12030023011009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12030023011711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9432205 + ... + 10631393.

It is an arithmetic number, because the mean of its divisors is an integer number (1003970262330).

Almost surely, 2^{12030023011011} is an apocalyptic number.

12030023011011 is a deficient number, since it is larger than the sum of its proper divisors (4033501186269).

12030023011011 is a wasteful number, since it uses less digits than its factorization.

12030023011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204086.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12030023011011 its reverse (11011032003021), we get a palindrome (23041055014032).

The spelling of 12030023011011 in words is "twelve trillion, thirty billion, twenty-three million, eleven thousand, eleven".