120010200001121 has 32 divisors (see below), whose sum is σ = 124317445887360. Its totient is φ = 115782625857024.

The previous prime is 120010200001117. The next prime is 120010200001129. The reversal of 120010200001121 is 121100002010021.

It is a cyclic number.

It is not a de Polignac number, because 120010200001121 - 2² = 120010200001117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120010200001129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 929432861 + ... + 929561973.

It is an arithmetic number, because the mean of its divisors is an integer number (3884920183980).

Almost surely, 2^{120010200001121} is an apocalyptic number.

It is an amenable number.

120010200001121 is a deficient number, since it is larger than the sum of its proper divisors (4307245886239).

120010200001121 is a wasteful number, since it uses less digits than its factorization.

120010200001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130145.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120010200001121 its reverse (121100002010021), we get a palindrome (241110202011142).

The spelling of 120010200001121 in words is "one hundred twenty trillion, ten billion, two hundred million, one thousand, one hundred twenty-one".