110121212111 has 16 divisors (see below), whose sum is σ = 118413980160. Its totient is φ = 102079284480.

The previous prime is 110121212099. The next prime is 110121212183. The reversal of 110121212111 is 111212121011.

It is not a de Polignac number, because 110121212111 - 2³⁴ = 92941342927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121212711) 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, 4011071 + ... + 4038431.

It is an arithmetic number, because the mean of its divisors is an integer number (7400873760).

Almost surely, 2^110121212111 is an apocalyptic number.

110121212111 is a deficient number, since it is larger than the sum of its proper divisors (8292768049).

110121212111 is a wasteful number, since it uses less digits than its factorization.

110121212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31934.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110121212111 its reverse (111212121011), we get a palindrome (221333333122).

The spelling of 110121212111 in words is "one hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, one hundred eleven".