20222222111022 has 32 divisors (see below), whose sum is σ = 40523747007744. Its totient is φ = 6727528512000.

The previous prime is 20222222111011. The next prime is 20222222111029. The reversal of 20222222111022 is 22011122222202.

It is a super-3 number, since 3×20222222111022³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20222222111022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222222111029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15833503 + ... + 17062949.

It is an arithmetic number, because the mean of its divisors is an integer number (1266367093992).

Almost surely, 2^{20222222111022} is an apocalyptic number.

20222222111022 is an abundant number, since it is smaller than the sum of its proper divisors (20301524896722).

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

20222222111022 is a wasteful number, since it uses less digits than its factorization.

20222222111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234824.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20222222111022 its reverse (22011122222202), we get a palindrome (42233344333224).

The spelling of 20222222111022 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred eleven thousand, twenty-two".