110002220010121 has 4 divisors (see below), whose sum is σ = 113795400010500. Its totient is φ = 106209040009744.

The previous prime is 110002220010103. The next prime is 110002220010167. The reversal of 110002220010121 is 121010022200011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54889413570121 + 55112806440000 = 7408739^2 + 7423800^2 .

It is a cyclic number.

It is not a de Polignac number, because 110002220010121 - 2²¹ = 110002217912969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110002220010181) 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, 1896590000146 + ... + 1896590000203.

It is an arithmetic number, because the mean of its divisors is an integer number (28448850002625).

Almost surely, 2^{110002220010121} is an apocalyptic number.

It is an amenable number.

110002220010121 is a deficient number, since it is larger than the sum of its proper divisors (3793180000379).

110002220010121 is an equidigital number, since it uses as much as digits as its factorization.

110002220010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793180000378.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110002220010121 its reverse (121010022200011), we get a palindrome (231012242210132).

The spelling of 110002220010121 in words is "one hundred ten trillion, two billion, two hundred twenty million, ten thousand, one hundred twenty-one".