1331143202 has 8 divisors (see below), whose sum is σ = 2001085356. Its totient is φ = 664114752.

The previous prime is 1331143189. The next prime is 1331143223. The reversal of 1331143202 is 2023411331.

It can be written as a sum of positive squares in 2 ways, for example, as 1330863361 + 279841 = 36481^2 + 529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 727283 + ... + 729110.

Almost surely, 2^1331143202 is an apocalyptic number.

1331143202 is a deficient number, since it is larger than the sum of its proper divisors (669942154).

1331143202 is a wasteful number, since it uses less digits than its factorization.

1331143202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456852.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1331143202 is about 36484.8352332856. The cubic root of 1331143202 is about 1100.0394481721.

Adding to 1331143202 its reverse (2023411331), we get a palindrome (3354554533).

The spelling of 1331143202 in words is "one billion, three hundred thirty-one million, one hundred forty-three thousand, two hundred two".