110121221121121 has 16 divisors (see below), whose sum is σ = 126046681325568. Its totient is φ = 94244335592400.

The previous prime is 110121221121061. The next prime is 110121221121157. The reversal of 110121221121121 is 121121122121011.

It is not a de Polignac number, because 110121221121121 - 2¹⁷ = 110121220990049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110121221131121) 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, 7377606 + ... + 16573216.

It is an arithmetic number, because the mean of its divisors is an integer number (7877917582848).

Almost surely, 2^{110121221121121} is an apocalyptic number.

It is an amenable number.

110121221121121 is a deficient number, since it is larger than the sum of its proper divisors (15925460204447).

110121221121121 is a wasteful number, since it uses less digits than its factorization.

110121221121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9198252.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 110121221121121 its reverse (121121122121011), we get a palindrome (231242343242132).

The spelling of 110121221121121 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty-one".