2122000112909 has 2 divisors, whose sum is σ = 2122000112910. Its totient is φ = 2122000112908.

The previous prime is 2122000112899. The next prime is 2122000112933. The reversal of 2122000112909 is 9092110002212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1129480072900 + 992520040009 = 1062770^2 + 996253^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122000112909 - 2⁸ = 2122000112653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122000112009) 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, 1061000056454 + 1061000056455.

It is an arithmetic number, because the mean of its divisors is an integer number (1061000056455).

Almost surely, 2^{2122000112909} is an apocalyptic number.

It is an amenable number.

2122000112909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122000112909 is an equidigital number, since it uses as much as digits as its factorization.

2122000112909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 2122000112909 in words is "two trillion, one hundred twenty-two billion, one hundred twelve thousand, nine hundred nine".