1322311221303 has 32 divisors (see below), whose sum is σ = 1868803983360. Its totient is φ = 829334544480.

The previous prime is 1322311221281. The next prime is 1322311221311. The reversal of 1322311221303 is 3031221132231.

It is not a de Polignac number, because 1322311221303 - 2¹² = 1322311217207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322311221353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11304708 + ... + 11421078.

It is an arithmetic number, because the mean of its divisors is an integer number (58400124480).

Almost surely, 2^{1322311221303} is an apocalyptic number.

1322311221303 is a deficient number, since it is larger than the sum of its proper divisors (546492762057).

1322311221303 is a wasteful number, since it uses less digits than its factorization.

1322311221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117779.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1322311221303 its reverse (3031221132231), we get a palindrome (4353532353534).

The spelling of 1322311221303 in words is "one trillion, three hundred twenty-two billion, three hundred eleven million, two hundred twenty-one thousand, three hundred three".