120201202100121 has 8 divisors (see below), whose sum is σ = 162296981738880. Its totient is φ = 79119778597392.

The previous prime is 120201202099933. The next prime is 120201202100209. The reversal of 120201202100121 is 121001202102021.

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

It is not a de Polignac number, because 120201202100121 - 2⁹ = 120201202099609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120201202100121.

It is not an unprimeable number, because it can be changed into a prime (120201202100621) 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, 253589033730 + ... + 253589034203.

It is an arithmetic number, because the mean of its divisors is an integer number (20287122717360).

Almost surely, 2^{120201202100121} is an apocalyptic number.

It is an amenable number.

120201202100121 is a deficient number, since it is larger than the sum of its proper divisors (42095779638759).

120201202100121 is an equidigital number, since it uses as much as digits as its factorization.

120201202100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507178068015.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120201202100121 its reverse (121001202102021), we get a palindrome (241202404202142).

The spelling of 120201202100121 in words is "one hundred twenty trillion, two hundred one billion, two hundred two million, one hundred thousand, one hundred twenty-one".