1331312022322 has 16 divisors (see below), whose sum is σ = 2004461177112. Its totient is φ = 663158977920.

The previous prime is 1331312022307. The next prime is 1331312022349. The reversal of 1331312022322 is 2232202131331.

It can be written as a sum of positive squares in 4 ways, for example, as 1235652336801 + 95659685521 = 1111599^2 + 309289^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3829422 + ... + 4162582.

Almost surely, 2^{1331312022322} is an apocalyptic number.

1331312022322 is a deficient number, since it is larger than the sum of its proper divisors (673149154790).

1331312022322 is a wasteful number, since it uses less digits than its factorization.

1331312022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340653.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1331312022322 its reverse (2232202131331), we get a palindrome (3563514153653).

The spelling of 1331312022322 in words is "one trillion, three hundred thirty-one billion, three hundred twelve million, twenty-two thousand, three hundred twenty-two".