1222063313 has 2 divisors, whose sum is σ = 1222063314. Its totient is φ = 1222063312.

The previous prime is 1222063303. The next prime is 1222063321. The reversal of 1222063313 is 3133602221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 776346769 + 445716544 = 27863^2 + 21112^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222063313 - 2⁸ = 1222063057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222063303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611031656 + 611031657.

It is an arithmetic number, because the mean of its divisors is an integer number (611031657).

Almost surely, 2^1222063313 is an apocalyptic number.

It is an amenable number.

1222063313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222063313 is an equidigital number, since it uses as much as digits as its factorization.

1222063313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1222063313 is about 34958.0221551506. The cubic root of 1222063313 is about 1069.1317710098.

Adding to 1222063313 its reverse (3133602221), we get a palindrome (4355665534).

The spelling of 1222063313 in words is "one billion, two hundred twenty-two million, sixty-three thousand, three hundred thirteen".