22012221120222 has 8 divisors (see below), whose sum is σ = 44024442240456. Its totient is φ = 7337407040072.

The previous prime is 22012221120221. The next prime is 22012221120229. The reversal of 22012221120222 is 22202112221022.

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

22012221120222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012221120221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1834351760013 + ... + 1834351760024.

It is an arithmetic number, because the mean of its divisors is an integer number (5503055280057).

Almost surely, 2^{22012221120222} is an apocalyptic number.

22012221120222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22012221120222 is a wasteful number, since it uses less digits than its factorization.

22012221120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668703520042.

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

Adding to 22012221120222 its reverse (22202112221022), we get a palindrome (44214333341244).

The spelling of 22012221120222 in words is "twenty-two trillion, twelve billion, two hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".