3122112289 has 2 divisors, whose sum is σ = 3122112290. Its totient is φ = 3122112288.

The previous prime is 3122112277. The next prime is 3122112341. The reversal of 3122112289 is 9822112213.

3122112289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2502500625 + 619611664 = 50025^2 + 24892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122112289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3122112289.

It is not a weakly prime, because it can be changed into another prime (3122112229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561056144 + 1561056145.

It is an arithmetic number, because the mean of its divisors is an integer number (1561056145).

Almost surely, 2^3122112289 is an apocalyptic number.

It is an amenable number.

3122112289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122112289 is an equidigital number, since it uses as much as digits as its factorization.

3122112289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 3122112289 is about 55875.8649955417. The cubic root of 3122112289 is about 1461.5583986863.

The spelling of 3122112289 in words is "three billion, one hundred twenty-two million, one hundred twelve thousand, two hundred eighty-nine".