110121102201021 has 64 divisors (see below), whose sum is σ = 153502529241600. Its totient is φ = 70156126494720.

The previous prime is 110121102200999. The next prime is 110121102201031. The reversal of 110121102201021 is 120102201121011.

It is a happy number.

It is not a de Polignac number, because 110121102201021 - 2¹⁸ = 110121101938877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121102201031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3017246245 + ... + 3017282741.

It is an arithmetic number, because the mean of its divisors is an integer number (2398477019400).

Almost surely, 2^{110121102201021} is an apocalyptic number.

It is an amenable number.

110121102201021 is a deficient number, since it is larger than the sum of its proper divisors (43381427040579).

110121102201021 is a wasteful number, since it uses less digits than its factorization.

110121102201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38054.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110121102201021 its reverse (120102201121011), we get a palindrome (230223303322032).

The spelling of 110121102201021 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred two million, two hundred one thousand, twenty-one".