12000011122129 has 2 divisors, whose sum is σ = 12000011122130. Its totient is φ = 12000011122128.

The previous prime is 12000011122103. The next prime is 12000011122157. The reversal of 12000011122129 is 92122111000021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11988594627025 + 11416495104 = 3462455^2 + 106848^2 .

It is a cyclic number.

It is not a de Polignac number, because 12000011122129 - 2¹¹ = 12000011120081 is a prime.

It is not a weakly prime, because it can be changed into another prime (12000011123129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000005561064 + 6000005561065.

It is an arithmetic number, because the mean of its divisors is an integer number (6000005561065).

Almost surely, 2^{12000011122129} is an apocalyptic number.

It is an amenable number.

12000011122129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000011122129 is an equidigital number, since it uses as much as digits as its factorization.

12000011122129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 12000011122129 in words is "twelve trillion, eleven million, one hundred twenty-two thousand, one hundred twenty-nine".