16222222206 has 48 divisors (see below), whose sum is σ = 36592702224. Its totient is φ = 5189173632.

The previous prime is 16222222201. The next prime is 16222222241. The reversal of 16222222206 is 60222222261.

16222222206 is a `hidden beast` number, since 16 + 222 + 222 + 206 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16222222206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16222222201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118216 + ... + 215451.

It is an arithmetic number, because the mean of its divisors is an integer number (762347963).

Almost surely, 2^16222222206 is an apocalyptic number.

16222222206 is an abundant number, since it is smaller than the sum of its proper divisors (20370480018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16222222206 is a wasteful number, since it uses less digits than its factorization.

16222222206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333785 (or 333782 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 16222222206 its reverse (60222222261), we get a palindrome (76444444467).

It can be divided in two parts, 16 and 222222206, that added together give a palindrome (222222222).

The spelling of 16222222206 in words is "sixteen billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred six".