2242346321 has 2 divisors, whose sum is σ = 2242346322. Its totient is φ = 2242346320.

The previous prime is 2242346311. The next prime is 2242346347. The reversal of 2242346321 is 1236432422.

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., 1595203600 + 647142721 = 39940^2 + 25439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2242346321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2242346311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121173160 + 1121173161.

It is an arithmetic number, because the mean of its divisors is an integer number (1121173161).

Almost surely, 2^2242346321 is an apocalyptic number.

It is an amenable number.

2242346321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242346321 is an equidigital number, since it uses as much as digits as its factorization.

2242346321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 29.

The square root of 2242346321 is about 47353.4193168772. The cubic root of 2242346321 is about 1308.8832082052.

Adding to 2242346321 its reverse (1236432422), we get a palindrome (3478778743).

The spelling of 2242346321 in words is "two billion, two hundred forty-two million, three hundred forty-six thousand, three hundred twenty-one".