120122001121 has 4 divisors (see below), whose sum is σ = 120381444352. Its totient is φ = 119862557892.

The previous prime is 120122001089. The next prime is 120122001151. The reversal of 120122001121 is 121100221021.

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 120122001121 - 2⁵ = 120122001089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120122001151) 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, 129720921 + ... + 129721846.

It is an arithmetic number, because the mean of its divisors is an integer number (30095361088).

Almost surely, 2^120122001121 is an apocalyptic number.

It is an amenable number.

120122001121 is a deficient number, since it is larger than the sum of its proper divisors (259443231).

120122001121 is an equidigital number, since it uses as much as digits as its factorization.

120122001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259443230.

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

Adding to 120122001121 its reverse (121100221021), we get a palindrome (241222222142).

The spelling of 120122001121 in words is "one hundred twenty billion, one hundred twenty-two million, one thousand, one hundred twenty-one".