13232221002 has 96 divisors (see below), whose sum is σ = 38493786240. Its totient is φ = 3172556160.

The previous prime is 13232221001. The next prime is 13232221003. The reversal of 13232221002 is 20012223231.

13232221002 is a `hidden beast` number, since 132 + 322 + 210 + 0 + 2 = 666.

13232221002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13232221001) and next prime (13232221003).

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

It is not an unprimeable number, because it can be changed into a prime (13232221001) 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 47 ways as a sum of consecutive naturals, for example, 349177 + ... + 385212.

It is an arithmetic number, because the mean of its divisors is an integer number (400976940).

Almost surely, 2^13232221002 is an apocalyptic number.

13232221002 is an abundant number, since it is smaller than the sum of its proper divisors (25261565238).

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

13232221002 is a wasteful number, since it uses less digits than its factorization.

13232221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734428 (or 734425 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 13232221002 its reverse (20012223231), we get a palindrome (33244444233).

The spelling of 13232221002 in words is "thirteen billion, two hundred thirty-two million, two hundred twenty-one thousand, two".