1003131322 has 8 divisors (see below), whose sum is σ = 1513010772. Its totient is φ = 498794400.

The previous prime is 1003131319. The next prime is 1003131329. The reversal of 1003131322 is 2231313001.

It can be written as a sum of positive squares in 2 ways, for example, as 740982841 + 262148481 = 27221^2 + 16191^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1003131296 and 1003131305.

It is not an unprimeable number, because it can be changed into a prime (1003131329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1385179 + ... + 1385902.

Almost surely, 2^1003131322 is an apocalyptic number.

1003131322 is a deficient number, since it is larger than the sum of its proper divisors (509879450).

1003131322 is a wasteful number, since it uses less digits than its factorization.

1003131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771264.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1003131322 is about 31672.2484519177. The cubic root of 1003131322 is about 1001.0426864271.

Adding to 1003131322 its reverse (2231313001), we get a palindrome (3234444323).

The spelling of 1003131322 in words is "one billion, three million, one hundred thirty-one thousand, three hundred twenty-two".