22213222210 has 64 divisors (see below), whose sum is σ = 44836353792. Its totient is φ = 7879550976.

The previous prime is 22213222201. The next prime is 22213222217. The reversal of 22213222210 is 1222231222.

It is not an unprimeable number, because it can be changed into a prime (22213222217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219574 + ... + 304366.

It is an arithmetic number, because the mean of its divisors is an integer number (700568028).

Almost surely, 2^22213222210 is an apocalyptic number.

22213222210 is an abundant number, since it is smaller than the sum of its proper divisors (22623131582).

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

22213222210 is a wasteful number, since it uses less digits than its factorization.

22213222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84907.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22213222210 its reverse (1222231222), we get a palindrome (23435453432).

The spelling of 22213222210 in words is "twenty-two billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred ten".