120010120121 has 2 divisors, whose sum is σ = 120010120122. Its totient is φ = 120010120120.

The previous prime is 120010120081. The next prime is 120010120151. The reversal of 120010120121 is 121021010021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111105555625 + 8904564496 = 333325^2 + 94364^2 .

It is a cyclic number.

It is not a de Polignac number, because 120010120121 - 2¹⁸ = 120009857977 is a prime.

It is not a weakly prime, because it can be changed into another prime (120010120151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005060060 + 60005060061.

It is an arithmetic number, because the mean of its divisors is an integer number (60005060061).

Almost surely, 2^120010120121 is an apocalyptic number.

It is an amenable number.

120010120121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120010120121 is an equidigital number, since it uses as much as digits as its factorization.

120010120121 is an odious number, because the sum of its binary digits is odd.

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

Adding to 120010120121 its reverse (121021010021), we get a palindrome (241031130142).

The spelling of 120010120121 in words is "one hundred twenty billion, ten million, one hundred twenty thousand, one hundred twenty-one".