13313212002 has 40 divisors (see below), whose sum is σ = 29838491100. Its totient is φ = 4436690976.

The previous prime is 13313211979. The next prime is 13313212027. The reversal of 13313212002 is 20021231331.

It can be written as a sum of positive squares in 2 ways, for example, as 13004893521 + 308318481 = 114039^2 + 17559^2 .

It is a super-2 number, since 2×13313212002² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1009024 + ... + 1022132.

Almost surely, 2^13313212002 is an apocalyptic number.

13313212002 is an abundant number, since it is smaller than the sum of its proper divisors (16525279098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13313212002 is a wasteful number, since it uses less digits than its factorization.

13313212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19392 (or 19383 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13313212002 its reverse (20021231331), we get a palindrome (33334443333).

The spelling of 13313212002 in words is "thirteen billion, three hundred thirteen million, two hundred twelve thousand, two".