110002101220121 has 4 divisors (see below), whose sum is σ = 120002292240144. Its totient is φ = 100001910200100.

The previous prime is 110002101220111. The next prime is 110002101220171. The reversal of 110002101220121 is 121022101200011.

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 110002101220121 - 2¹⁴ = 110002101203737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110002101220096 and 110002101220105.

It is not an unprimeable number, because it can be changed into a prime (110002101220111) 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 3 ways as a sum of consecutive naturals, for example, 5000095509995 + ... + 5000095510016.

It is an arithmetic number, because the mean of its divisors is an integer number (30000573060036).

Almost surely, 2^{110002101220121} is an apocalyptic number.

110002101220121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110002101220121 is a deficient number, since it is larger than the sum of its proper divisors (10000191020023).

110002101220121 is a wasteful number, since it uses less digits than its factorization.

110002101220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000191020022.

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

Adding to 110002101220121 its reverse (121022101200011), we get a palindrome (231024202420132).

The spelling of 110002101220121 in words is "one hundred ten trillion, two billion, one hundred one million, two hundred twenty thousand, one hundred twenty-one".