20221110022222 has 8 divisors (see below), whose sum is σ = 31928068456200. Its totient is φ = 9578420536824.

The previous prime is 20221110022213. The next prime is 20221110022301. The reversal of 20221110022222 is 22222001112202.

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

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 20221110022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266067237097 + ... + 266067237172.

It is an arithmetic number, because the mean of its divisors is an integer number (3991008557025).

Almost surely, 2^{20221110022222} is an apocalyptic number.

20221110022222 is a deficient number, since it is larger than the sum of its proper divisors (11706958433978).

20221110022222 is a wasteful number, since it uses less digits than its factorization.

20221110022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532134474290.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20221110022222 its reverse (22222001112202), we get a palindrome (42443111134424).

The spelling of 20221110022222 in words is "twenty trillion, two hundred twenty-one billion, one hundred ten million, twenty-two thousand, two hundred twenty-two".