12000120210111 has 12 divisors (see below), whose sum is σ = 17586953035736. Its totient is φ = 7272800127120.

The previous prime is 12000120210101. The next prime is 12000120210163. The reversal of 12000120210111 is 11101202100021.

It is not a de Polignac number, because 12000120210111 - 2¹⁹ = 12000119685823 is a prime.

It is a super-2 number, since 2×12000120210111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000120210101) 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, 16529090836 + ... + 16529091561.

Almost surely, 2^{12000120210111} is an apocalyptic number.

12000120210111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12000120210111 is a deficient number, since it is larger than the sum of its proper divisors (5586832825625).

12000120210111 is a wasteful number, since it uses less digits than its factorization.

12000120210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33058182422 (or 33058182411 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12000120210111 its reverse (11101202100021), we get a palindrome (23101322310132).

The spelling of 12000120210111 in words is "twelve trillion, one hundred twenty million, two hundred ten thousand, one hundred eleven".