2012211109999 has 2 divisors, whose sum is σ = 2012211110000. Its totient is φ = 2012211109998.

The previous prime is 2012211109973. The next prime is 2012211110023. The reversal of 2012211109999 is 9999011122102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012211109999 - 2⁹ = 2012211109487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012211109939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006105554999 + 1006105555000.

It is an arithmetic number, because the mean of its divisors is an integer number (1006105555000).

Almost surely, 2^{2012211109999} is an apocalyptic number.

2012211109999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012211109999 is an equidigital number, since it uses as much as digits as its factorization.

2012211109999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 46.

The spelling of 2012211109999 in words is "two trillion, twelve billion, two hundred eleven million, one hundred nine thousand, nine hundred ninety-nine".