13220313002 has 8 divisors (see below), whose sum is σ = 21355890276. Its totient is φ = 6101682912.

The previous prime is 13220312981. The next prime is 13220313059. The reversal of 13220313002 is 20031302231.

It can be written as a sum of positive squares in 2 ways, for example, as 12991668361 + 228644641 = 113981^2 + 15121^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 254236763 + ... + 254236814.

Almost surely, 2^13220313002 is an apocalyptic number.

13220313002 is a deficient number, since it is larger than the sum of its proper divisors (8135577274).

13220313002 is a wasteful number, since it uses less digits than its factorization.

13220313002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508473592.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13220313002 its reverse (20031302231), we get a palindrome (33251615233).

The spelling of 13220313002 in words is "thirteen billion, two hundred twenty million, three hundred thirteen thousand, two".