12023111120211 has 12 divisors (see below), whose sum is σ = 17366770004688. Its totient is φ = 8015382517104.

The previous prime is 12023111120197. The next prime is 12023111120221. The reversal of 12023111120211 is 11202111132021.

It is a happy number.

12023111120211 is a `hidden beast` number, since 1 + 20 + 2 + 311 + 1 + 120 + 211 = 666.

It is not a de Polignac number, because 12023111120211 - 2¹¹ = 12023111118163 is a prime.

It is a super-4 number, since 4×12023111120211⁴ (a number of 53 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12023111120221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1267146 + ... + 5064768.

It is an arithmetic number, because the mean of its divisors is an integer number (1447230833724).

Almost surely, 2^{12023111120211} is an apocalyptic number.

12023111120211 is a deficient number, since it is larger than the sum of its proper divisors (5343658884477).

12023111120211 is a wasteful number, since it uses less digits than its factorization.

12023111120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149402 (or 4149399 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 12023111120211 its reverse (11202111132021), we get a palindrome (23225222252232).

The spelling of 12023111120211 in words is "twelve trillion, twenty-three billion, one hundred eleven million, one hundred twenty thousand, two hundred eleven".