110001120210121 has 4 divisors (see below), whose sum is σ = 125715565954432. Its totient is φ = 94286674465812.

The previous prime is 110001120210089. The next prime is 110001120210133. The reversal of 110001120210121 is 121012021100011.

It is a happy number.

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 110001120210121 - 2⁵ = 110001120210089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110001120210161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7857222872145 + ... + 7857222872158.

It is an arithmetic number, because the mean of its divisors is an integer number (31428891488608).

Almost surely, 2^{110001120210121} is an apocalyptic number.

It is an amenable number.

110001120210121 is a deficient number, since it is larger than the sum of its proper divisors (15714445744311).

110001120210121 is an equidigital number, since it uses as much as digits as its factorization.

110001120210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15714445744310.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110001120210121 its reverse (121012021100011), we get a palindrome (231013141310132).

The spelling of 110001120210121 in words is "one hundred ten trillion, one billion, one hundred twenty million, two hundred ten thousand, one hundred twenty-one".