110121122112021 has 32 divisors (see below), whose sum is σ = 172745281653120. Its totient is φ = 69093099401472.

The previous prime is 110121122111981. The next prime is 110121122112061. The reversal of 110121122112021 is 120211221121011.

It is a happy number.

110121122112021 is a `hidden beast` number, since 110 + 1 + 211 + 221 + 120 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (110121122111981) and next prime (110121122112061).

It is not a de Polignac number, because 110121122112021 - 2¹⁸ = 110121121849877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110121122111985 and 110121122112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121122112061) 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, 8354766 + ... + 17030688.

It is an arithmetic number, because the mean of its divisors is an integer number (5398290051660).

Almost surely, 2^{110121122112021} is an apocalyptic number.

It is an amenable number.

110121122112021 is a deficient number, since it is larger than the sum of its proper divisors (62624159541099).

110121122112021 is a wasteful number, since it uses less digits than its factorization.

110121122112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8703602 (or 8703596 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 110121122112021 its reverse (120211221121011), we get a palindrome (230332343233032).

The spelling of 110121122112021 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, twenty-one".