13221302222 has 8 divisors (see below), whose sum is σ = 19833264936. Its totient is φ = 6610213912.

The previous prime is 13221302207. The next prime is 13221302293. The reversal of 13221302222 is 22220312231.

It is a happy number.

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

It is a super-3 number, since 3×13221302222³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13221302194 and 13221302203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179393 + ... + 242124.

It is an arithmetic number, because the mean of its divisors is an integer number (2479158117).

Almost surely, 2^13221302222 is an apocalyptic number.

13221302222 is a deficient number, since it is larger than the sum of its proper divisors (6611962714).

13221302222 is a wasteful number, since it uses less digits than its factorization.

13221302222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437202.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13221302222 its reverse (22220312231), we get a palindrome (35441614453).

The spelling of 13221302222 in words is "thirteen billion, two hundred twenty-one million, three hundred two thousand, two hundred twenty-two".