1222241113 has 2 divisors, whose sum is σ = 1222241114. Its totient is φ = 1222241112.

The previous prime is 1222241107. The next prime is 1222241143. The reversal of 1222241113 is 3111422221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1183153609 + 39087504 = 34397^2 + 6252^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222241113 - 2⁹ = 1222240601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222241143) 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, 611120556 + 611120557.

It is an arithmetic number, because the mean of its divisors is an integer number (611120557).

Almost surely, 2^1222241113 is an apocalyptic number.

It is an amenable number.

1222241113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222241113 is an equidigital number, since it uses as much as digits as its factorization.

1222241113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 19.

The square root of 1222241113 is about 34960.5651127095. The cubic root of 1222241113 is about 1069.1836184083.

Adding to 1222241113 its reverse (3111422221), we get a palindrome (4333663334).

It can be divided in two parts, 12222 and 41113, that added together give a palindrome (53335).

The spelling of 1222241113 in words is "one billion, two hundred twenty-two million, two hundred forty-one thousand, one hundred thirteen".