1002221231313 has 8 divisors (see below), whose sum is σ = 1336301761248. Its totient is φ = 668144094464.

The previous prime is 1002221231273. The next prime is 1002221231317. The reversal of 1002221231313 is 3131321222001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002221231313 - 2⁸ = 1002221231057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002221231313.

It is not an unprimeable number, because it can be changed into a prime (1002221231317) by changing a digit.

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, 52395 + ... + 1416752.

It is an arithmetic number, because the mean of its divisors is an integer number (167037720156).

Almost surely, 2^{1002221231313} is an apocalyptic number.

It is an amenable number.

1002221231313 is a deficient number, since it is larger than the sum of its proper divisors (334080529935).

1002221231313 is a wasteful number, since it uses less digits than its factorization.

1002221231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696543.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1002221231313 its reverse (3131321222001), we get a palindrome (4133542453314).

The spelling of 1002221231313 in words is "one trillion, two billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred thirteen".