13330222 has 4 divisors (see below), whose sum is σ = 19995336. Its totient is φ = 6665110.

The previous prime is 13330199. The next prime is 13330231. The reversal of 13330222 is 22203331.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 13330196 and 13330205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332554 + ... + 3332557.

It is an arithmetic number, because the mean of its divisors is an integer number (4998834).

Almost surely, 2^13330222 is an apocalyptic number.

13330222 is a deficient number, since it is larger than the sum of its proper divisors (6665114).

13330222 is an equidigital number, since it uses as much as digits as its factorization.

13330222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665113.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 13330222 is about 3651.0576549816. The cubic root of 13330222 is about 237.1077743966.

Adding to 13330222 its reverse (22203331), we get a palindrome (35533553).

The spelling of 13330222 in words is "thirteen million, three hundred thirty thousand, two hundred twenty-two".