32122020289 has 2 divisors, whose sum is σ = 32122020290. Its totient is φ = 32122020288.

The previous prime is 32122020283. The next prime is 32122020349. The reversal of 32122020289 is 98202022123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31138131600 + 983888689 = 176460^2 + 31367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32122020289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32122020289.

It is not a weakly prime, because it can be changed into another prime (32122020283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16061010144 + 16061010145.

It is an arithmetic number, because the mean of its divisors is an integer number (16061010145).

Almost surely, 2^32122020289 is an apocalyptic number.

It is an amenable number.

32122020289 is a deficient number, since it is larger than the sum of its proper divisors (1).

32122020289 is an equidigital number, since it uses as much as digits as its factorization.

32122020289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 32122020289 in words is "thirty-two billion, one hundred twenty-two million, twenty thousand, two hundred eighty-nine".