120201110121 has 8 divisors (see below), whose sum is σ = 161073515200. Its totient is φ = 79731389232.

The previous prime is 120201110063. The next prime is 120201110149. The reversal of 120201110121 is 121011102021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120201110121 - 2¹³ = 120201101929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120201110097 and 120201110106.

It is not an unprimeable number, because it can be changed into a prime (120201115121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100670350 + ... + 100671543.

It is an arithmetic number, because the mean of its divisors is an integer number (20134189400).

Almost surely, 2^120201110121 is an apocalyptic number.

It is an amenable number.

120201110121 is a deficient number, since it is larger than the sum of its proper divisors (40872405079).

120201110121 is a wasteful number, since it uses less digits than its factorization.

120201110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201342095.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120201110121 its reverse (121011102021), we get a palindrome (241212212142).

The spelling of 120201110121 in words is "one hundred twenty billion, two hundred one million, one hundred ten thousand, one hundred twenty-one".