12110110221111 has 16 divisors (see below), whose sum is σ = 18453571385088. Its totient is φ = 6920036697600.

The previous prime is 12110110221103. The next prime is 12110110221163. The reversal of 12110110221111 is 11112201101121.

12110110221111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12110110221111 - 2³ = 12110110221103 is a prime.

It is a super-4 number, since 4×12110110221111⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110110221511) 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, 5483991 + ... + 7368471.

It is an arithmetic number, because the mean of its divisors is an integer number (1153348211568).

Almost surely, 2^{12110110221111} is an apocalyptic number.

12110110221111 is a deficient number, since it is larger than the sum of its proper divisors (6343461163977).

12110110221111 is a wasteful number, since it uses less digits than its factorization.

12110110221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190502.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 12110110221111 its reverse (11112201101121), we get a palindrome (23222311322232).

The spelling of 12110110221111 in words is "twelve trillion, one hundred ten billion, one hundred ten million, two hundred twenty-one thousand, one hundred eleven".