212332321211009 has 2 divisors, whose sum is σ = 212332321211010. Its totient is φ = 212332321211008.

The previous prime is 212332321210969. The next prime is 212332321211041. The reversal of 212332321211009 is 900112123233212.

It is an a-pointer prime, because the next prime (212332321211041) can be obtained adding 212332321211009 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197561212588609 + 14771108622400 = 14055647^2 + 3843320^2 .

It is a cyclic number.

It is not a de Polignac number, because 212332321211009 - 2⁴⁴ = 194740135166593 is a prime.

It is not a weakly prime, because it can be changed into another prime (212332321211099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166160605504 + 106166160605505.

It is an arithmetic number, because the mean of its divisors is an integer number (106166160605505).

Almost surely, 2^{212332321211009} is an apocalyptic number.

It is an amenable number.

212332321211009 is a deficient number, since it is larger than the sum of its proper divisors (1).

212332321211009 is an equidigital number, since it uses as much as digits as its factorization.

212332321211009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 212332321211009 in words is "two hundred twelve trillion, three hundred thirty-two billion, three hundred twenty-one million, two hundred eleven thousand, nine".