1224321104 has 20 divisors (see below), whose sum is σ = 2375381076. Its totient is φ = 611319552.

The previous prime is 1224321103. The next prime is 1224321127. The reversal of 1224321104 is 4011234221.

It can be written as a sum of positive squares in 2 ways, for example, as 1212432400 + 11888704 = 34820^2 + 3448^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224321103) 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, 40469 + ... + 63924.

Almost surely, 2^1224321104 is an apocalyptic number.

It is an amenable number.

1224321104 is a deficient number, since it is larger than the sum of its proper divisors (1151059972).

1224321104 is a wasteful number, since it uses less digits than its factorization.

1224321104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105134 (or 105128 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1224321104 is about 34990.3001416107. The cubic root of 1224321104 is about 1069.7897813938.

Adding to 1224321104 its reverse (4011234221), we get a palindrome (5235555325).

The spelling of 1224321104 in words is "one billion, two hundred twenty-four million, three hundred twenty-one thousand, one hundred four".