110002010121 has 16 divisors (see below), whose sum is σ = 163155691200. Its totient is φ = 73249285824.

The previous prime is 110002010087. The next prime is 110002010141. The reversal of 110002010121 is 121010200011.

It is a happy number.

It is not a de Polignac number, because 110002010121 - 2¹⁷ = 110001879049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (110002010141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2348256 + ... + 2394641.

It is an arithmetic number, because the mean of its divisors is an integer number (10197230700).

Almost surely, 2^110002010121 is an apocalyptic number.

It is an amenable number.

110002010121 is a deficient number, since it is larger than the sum of its proper divisors (53153681079).

110002010121 is an equidigital number, since it uses as much as digits as its factorization.

110002010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743765 (or 4743759 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110002010121 its reverse (121010200011), we get a palindrome (231012210132).

The spelling of 110002010121 in words is "one hundred ten billion, two million, ten thousand, one hundred twenty-one".