11321224420432 has 10 divisors (see below), whose sum is σ = 21934872314618. Its totient is φ = 5660612210208.

The previous prime is 11321224420403. The next prime is 11321224420469. The reversal of 11321224420432 is 23402442212311.

It can be written as a sum of positive squares in only one way, i.e., 11279683458576 + 41540961856 = 3358524^2 + 203816^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11321224420394 and 11321224420403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353788263123 + ... + 353788263154.

Almost surely, 2^{11321224420432} is an apocalyptic number.

It is an amenable number.

11321224420432 is a deficient number, since it is larger than the sum of its proper divisors (10613647894186).

11321224420432 is an equidigital number, since it uses as much as digits as its factorization.

11321224420432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707576526285 (or 707576526279 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 11321224420432 its reverse (23402442212311), we get a palindrome (34723666632743).

The spelling of 11321224420432 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-four million, four hundred twenty thousand, four hundred thirty-two".