110220121121 has 4 divisors (see below), whose sum is σ = 120240132144. Its totient is φ = 100200110100.

The previous prime is 110220121079. The next prime is 110220121169. The reversal of 110220121121 is 121121022011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110220121121 - 2¹⁰ = 110220120097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110220121096 and 110220121105.

It is not an unprimeable number, because it can be changed into a prime (110220111121) 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, 5010005495 + ... + 5010005516.

It is an arithmetic number, because the mean of its divisors is an integer number (30060033036).

Almost surely, 2^110220121121 is an apocalyptic number.

110220121121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110220121121 is a deficient number, since it is larger than the sum of its proper divisors (10020011023).

110220121121 is a wasteful number, since it uses less digits than its factorization.

110220121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10020011022.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110220121121 its reverse (121121022011), we get a palindrome (231341143132).

The spelling of 110220121121 in words is "one hundred ten billion, two hundred twenty million, one hundred twenty-one thousand, one hundred twenty-one".