1331444004202 has 16 divisors (see below), whose sum is σ = 2151754859520. Its totient is φ = 614238131952.

The previous prime is 1331444004139. The next prime is 1331444004217. The reversal of 1331444004202 is 2024004441331.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11377558 + ... + 11493985.

It is an arithmetic number, because the mean of its divisors is an integer number (134484678720).

Almost surely, 2^{1331444004202} is an apocalyptic number.

1331444004202 is a deficient number, since it is larger than the sum of its proper divisors (820310855318).

1331444004202 is a wasteful number, since it uses less digits than its factorization.

1331444004202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22873797.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1331444004202 its reverse (2024004441331), we get a palindrome (3355448445533).

The spelling of 1331444004202 in words is "one trillion, three hundred thirty-one billion, four hundred forty-four million, four thousand, two hundred two".