1223313522 has 8 divisors (see below), whose sum is σ = 2446627056. Its totient is φ = 407771172.

The previous prime is 1223313517. The next prime is 1223313527. The reversal of 1223313522 is 2253133221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1223313517) and next prime (1223313527).

It is a sphenic number, since it is the product of 3 distinct primes.

1223313522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1223313492 and 1223313501.

It is not an unprimeable number, because it can be changed into a prime (1223313527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101942788 + ... + 101942799.

It is an arithmetic number, because the mean of its divisors is an integer number (305828382).

Almost surely, 2^1223313522 is an apocalyptic number.

1223313522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223313522 is a wasteful number, since it uses less digits than its factorization.

1223313522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203885592.

The product of its digits is 2160, while the sum is 24.

The square root of 1223313522 is about 34975.8991592782. The cubic root of 1223313522 is about 1069.4962318358.

Adding to 1223313522 its reverse (2253133221), we get a palindrome (3476446743).

The spelling of 1223313522 in words is "one billion, two hundred twenty-three million, three hundred thirteen thousand, five hundred twenty-two".