12110000122111 has 4 divisors (see below), whose sum is σ = 12111720544000. Its totient is φ = 12108279700224.

The previous prime is 12110000122081. The next prime is 12110000122153. The reversal of 12110000122111 is 11122100001121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12110000122111 - 2⁹ = 12110000121599 is a prime.

It is a super-2 number, since 2×12110000122111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12110000122091 and 12110000122100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110000122211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860200386 + ... + 860214463.

It is an arithmetic number, because the mean of its divisors is an integer number (3027930136000).

Almost surely, 2^{12110000122111} is an apocalyptic number.

12110000122111 is a deficient number, since it is larger than the sum of its proper divisors (1720421889).

12110000122111 is an equidigital number, since it uses as much as digits as its factorization.

12110000122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720421888.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12110000122111 its reverse (11122100001121), we get a palindrome (23232100123232).

The spelling of 12110000122111 in words is "twelve trillion, one hundred ten billion, one hundred twenty-two thousand, one hundred eleven".