1331322211202 has 16 divisors (see below), whose sum is σ = 2030503999992. Its totient is φ = 654495966720.

The previous prime is 1331322211181. The next prime is 1331322211207. The reversal of 1331322211202 is 2021122231331.

It can be written as a sum of positive squares in 4 ways, for example, as 879470715601 + 451851495601 = 937801^2 + 672199^2 .

It is not an unprimeable number, because it can be changed into a prime (1331322211207) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1787873 + ... + 2420564.

Almost surely, 2^{1331322211202} is an apocalyptic number.

1331322211202 is a deficient number, since it is larger than the sum of its proper divisors (699181788790).

1331322211202 is a wasteful number, since it uses less digits than its factorization.

1331322211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211093.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1331322211202 its reverse (2021122231331), we get a palindrome (3352444442533).

The spelling of 1331322211202 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-two million, two hundred eleven thousand, two hundred two".