22221120201222 has 32 divisors (see below), whose sum is σ = 45105978960000. Its totient is φ = 7296419040768.

The previous prime is 22221120201221. The next prime is 22221120201233. The reversal of 22221120201222 is 22210202112222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221120201221) 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, 60655654 + ... + 61020902.

It is an arithmetic number, because the mean of its divisors is an integer number (1409561842500).

Almost surely, 2^{22221120201222} is an apocalyptic number.

22221120201222 is an abundant number, since it is smaller than the sum of its proper divisors (22884858758778).

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

22221120201222 is a wasteful number, since it uses less digits than its factorization.

22221120201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516660.

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

Adding to 22221120201222 its reverse (22210202112222), we get a palindrome (44431322313444).

The spelling of 22221120201222 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred twenty million, two hundred one thousand, two hundred twenty-two".