110120222121 has 32 divisors (see below), whose sum is σ = 180730018560. Its totient is φ = 58078992384.

The previous prime is 110120222119. The next prime is 110120222141. The reversal of 110120222121 is 121222021011.

It is not a de Polignac number, because 110120222121 - 2¹ = 110120222119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110120222121.

It is not an unprimeable number, because it can be changed into a prime (110120222111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3454785 + ... + 3486513.

It is an arithmetic number, because the mean of its divisors is an integer number (5647813080).

Almost surely, 2^110120222121 is an apocalyptic number.

It is an amenable number.

110120222121 is a deficient number, since it is larger than the sum of its proper divisors (70609796439).

110120222121 is a wasteful number, since it uses less digits than its factorization.

110120222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44465.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 110120222121 its reverse (121222021011), we get a palindrome (231342243132).

The spelling of 110120222121 in words is "one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twenty-one".