20221110222 has 16 divisors (see below), whose sum is σ = 40929477120. Its totient is φ = 6659160632.

The previous prime is 20221110209. The next prime is 20221110337. The reversal of 20221110222 is 22201112202.

It is a super-2 number, since 2×20221110222² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 20301822 + ... + 20302817.

It is an arithmetic number, because the mean of its divisors is an integer number (2558092320).

Almost surely, 2^20221110222 is an apocalyptic number.

20221110222 is an abundant number, since it is smaller than the sum of its proper divisors (20708366898).

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

20221110222 is a wasteful number, since it uses less digits than its factorization.

20221110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40604727.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20221110222 its reverse (22201112202), we get a palindrome (42422222424).

The spelling of 20221110222 in words is "twenty billion, two hundred twenty-one million, one hundred ten thousand, two hundred twenty-two".