3122323209689 has 2 divisors, whose sum is σ = 3122323209690. Its totient is φ = 3122323209688.

The previous prime is 3122323209679. The next prime is 3122323209727. The reversal of 3122323209689 is 9869023232213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3118190905600 + 4132304089 = 1765840^2 + 64283^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122323209689 - 2¹⁶ = 3122323144153 is a prime.

It is not a weakly prime, because it can be changed into another prime (3122323209679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561161604844 + 1561161604845.

It is an arithmetic number, because the mean of its divisors is an integer number (1561161604845).

Almost surely, 2^{3122323209689} is an apocalyptic number.

It is an amenable number.

3122323209689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122323209689 is an equidigital number, since it uses as much as digits as its factorization.

3122323209689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 3122323209689 in words is "three trillion, one hundred twenty-two billion, three hundred twenty-three million, two hundred nine thousand, six hundred eighty-nine".