11403221330 has 8 divisors (see below), whose sum is σ = 20525798412. Its totient is φ = 4561288528.

The previous prime is 11403221329. The next prime is 11403221339. The reversal of 11403221330 is 3312230411.

It can be written as a sum of positive squares in 2 ways, for example, as 11096726281 + 306495049 = 105341^2 + 17507^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11403221339) 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 3 ways as a sum of consecutive naturals, for example, 570161057 + ... + 570161076.

Almost surely, 2^11403221330 is an apocalyptic number.

11403221330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11403221330 is a deficient number, since it is larger than the sum of its proper divisors (9122577082).

11403221330 is a wasteful number, since it uses less digits than its factorization.

11403221330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140322140.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11403221330 its reverse (3312230411), we get a palindrome (14715451741).

The spelling of 11403221330 in words is "eleven billion, four hundred three million, two hundred twenty-one thousand, three hundred thirty".