13221213302 has 16 divisors (see below), whose sum is σ = 21848921424. Its totient is φ = 5950140000.

The previous prime is 13221213283. The next prime is 13221213329. The reversal of 13221213302 is 20331212231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2972849 + ... + 2977292.

It is an arithmetic number, because the mean of its divisors is an integer number (1365557589).

Almost surely, 2^13221213302 is an apocalyptic number.

13221213302 is a deficient number, since it is larger than the sum of its proper divisors (8627708122).

13221213302 is a wasteful number, since it uses less digits than its factorization.

13221213302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950255.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13221213302 its reverse (20331212231), we get a palindrome (33552425533).

The spelling of 13221213302 in words is "thirteen billion, two hundred twenty-one million, two hundred thirteen thousand, three hundred two".