20216110222 has 96 divisors (see below), whose sum is σ = 40259649024. Its totient is φ = 7514337600.

The previous prime is 20216110169. The next prime is 20216110247. The reversal of 20216110222 is 22201161202.

It is a super-2 number, since 2×20216110222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20216110222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12470572 + ... + 12472192.

It is an arithmetic number, because the mean of its divisors is an integer number (419371344).

Almost surely, 2^20216110222 is an apocalyptic number.

20216110222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20216110222 is a deficient number, since it is larger than the sum of its proper divisors (20043538802).

20216110222 is a wasteful number, since it uses less digits than its factorization.

20216110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174 (or 2167 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20216110222 its reverse (22201161202), we get a palindrome (42417271424).

The spelling of 20216110222 in words is "twenty billion, two hundred sixteen million, one hundred ten thousand, two hundred twenty-two".