110121000201 has 40 divisors (see below), whose sum is σ = 172086611400. Its totient is φ = 70085917440.

The previous prime is 110121000193. The next prime is 110121000203. The reversal of 110121000201 is 102000121011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6076046601 + 104044953600 = 77949^2 + 322560^2 .

It is not a de Polignac number, because 110121000201 - 2³ = 110121000193 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 (110121000203) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 54310 + ... + 472431.

It is an arithmetic number, because the mean of its divisors is an integer number (4302165285).

Almost surely, 2^110121000201 is an apocalyptic number.

It is an amenable number.

110121000201 is a deficient number, since it is larger than the sum of its proper divisors (61965611199).

110121000201 is an equidigital number, since it uses as much as digits as its factorization.

110121000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526871 (or 526862 counting only the distinct ones).

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

Adding to 110121000201 its reverse (102000121011), we get a palindrome (212121121212).

The spelling of 110121000201 in words is "one hundred ten billion, one hundred twenty-one million, two hundred one", and thus it is an aban number.