22301222 has 8 divisors (see below), whose sum is σ = 33665376. Its totient is φ = 11079432.

The previous prime is 22301207. The next prime is 22301239. The reversal of 22301222 is 22210322.

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

It is a junction number, because it is equal to n+sod(n) for n = 22301197 and 22301206.

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, 35198 + ... + 35825.

It is an arithmetic number, because the mean of its divisors is an integer number (4208172).

Almost surely, 2^22301222 is an apocalyptic number.

22301222 is a deficient number, since it is larger than the sum of its proper divisors (11364154).

22301222 is a wasteful number, since it uses less digits than its factorization.

22301222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71182.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22301222 is about 4722.4169659190. The cubic root of 22301222 is about 281.4769827232.

Adding to 22301222 its reverse (22210322), we get a palindrome (44511544).

The spelling of 22301222 in words is "twenty-two million, three hundred one thousand, two hundred twenty-two".