2012124212089 has 2 divisors, whose sum is σ = 2012124212090. Its totient is φ = 2012124212088.

The previous prime is 2012124212069. The next prime is 2012124212143. The reversal of 2012124212089 is 9802124212102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1623330810000 + 388793402089 = 1274100^2 + 623533^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012124212089 - 2¹⁷ = 2012124081017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012124212029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006062106044 + 1006062106045.

It is an arithmetic number, because the mean of its divisors is an integer number (1006062106045).

Almost surely, 2^{2012124212089} is an apocalyptic number.

It is an amenable number.

2012124212089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012124212089 is an equidigital number, since it uses as much as digits as its factorization.

2012124212089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 2012124212089 in words is "two trillion, twelve billion, one hundred twenty-four million, two hundred twelve thousand, eighty-nine".