2112322212389 has 2 divisors, whose sum is σ = 2112322212390. Its totient is φ = 2112322212388.

The previous prime is 2112322212373. The next prime is 2112322212421. The reversal of 2112322212389 is 9832122232112.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1072432149889 + 1039890062500 = 1035583^2 + 1019750^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112322212389 - 2⁴ = 2112322212373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112322212349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056161106194 + 1056161106195.

It is an arithmetic number, because the mean of its divisors is an integer number (1056161106195).

Almost surely, 2^{2112322212389} is an apocalyptic number.

It is an amenable number.

2112322212389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112322212389 is an equidigital number, since it uses as much as digits as its factorization.

2112322212389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The spelling of 2112322212389 in words is "two trillion, one hundred twelve billion, three hundred twenty-two million, two hundred twelve thousand, three hundred eighty-nine".