1321330302224 has 20 divisors (see below), whose sum is σ = 2562301716480. Its totient is φ = 660091149600.

The previous prime is 1321330302221. The next prime is 1321330302239. The reversal of 1321330302224 is 4222030331231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1321330302193 and 1321330302202.

It is not an unprimeable number, because it can be changed into a prime (1321330302221) 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, 35856104 + ... + 35892935.

It is an arithmetic number, because the mean of its divisors is an integer number (128115085824).

Almost surely, 2^{1321330302224} is an apocalyptic number.

It is an amenable number.

1321330302224 is a deficient number, since it is larger than the sum of its proper divisors (1240971414256).

1321330302224 is a wasteful number, since it uses less digits than its factorization.

1321330302224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71750198 (or 71750192 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1321330302224 its reverse (4222030331231), we get a palindrome (5543360633455).

The spelling of 1321330302224 in words is "one trillion, three hundred twenty-one billion, three hundred thirty million, three hundred two thousand, two hundred twenty-four".