22226215207 has 8 divisors (see below), whose sum is σ = 25403000832. Its totient is φ = 19049832600.

The previous prime is 22226215103. The next prime is 22226215223. The reversal of 22226215207 is 70251262222.

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

It is a cyclic number.

It is not a de Polignac number, because 22226215207 - 2⁷ = 22226215079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22226215247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28482 + ... + 212752.

It is an arithmetic number, because the mean of its divisors is an integer number (3175375104).

Almost surely, 2^22226215207 is an apocalyptic number.

22226215207 is a deficient number, since it is larger than the sum of its proper divisors (3176785625).

22226215207 is a wasteful number, since it uses less digits than its factorization.

22226215207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201509.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 22226215207 its reverse (70251262222), we get a palindrome (92477477429).

The spelling of 22226215207 in words is "twenty-two billion, two hundred twenty-six million, two hundred fifteen thousand, two hundred seven".