1222342303 has 16 divisors (see below), whose sum is σ = 1519038976. Its totient is φ = 957731040.

The previous prime is 1222342189. The next prime is 1222342321. The reversal of 1222342303 is 3032432221.

It is a de Polignac number, because none of the positive numbers 2^k-1222342303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222342343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55833 + ... + 74578.

It is an arithmetic number, because the mean of its divisors is an integer number (94939936).

Almost surely, 2^1222342303 is an apocalyptic number.

1222342303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1222342303 is a deficient number, since it is larger than the sum of its proper divisors (296696673).

1222342303 is a wasteful number, since it uses less digits than its factorization.

1222342303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130534.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1222342303 is about 34962.0122847642. The cubic root of 1222342303 is about 1069.2131236899.

Adding to 1222342303 its reverse (3032432221), we get a palindrome (4254774524).

The spelling of 1222342303 in words is "one billion, two hundred twenty-two million, three hundred forty-two thousand, three hundred three".