22201122201222 has 16 divisors (see below), whose sum is σ = 44402774568192. Its totient is φ = 7400285706120.

The previous prime is 22201122201197. The next prime is 22201122201263. The reversal of 22201122201222 is 22210222110222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21544818 + ... + 22551749.

It is an arithmetic number, because the mean of its divisors is an integer number (2775173410512).

Almost surely, 2^{22201122201222} is an apocalyptic number.

22201122201222 is an abundant number, since it is smaller than the sum of its proper divisors (22201652366970).

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

22201122201222 is a wasteful number, since it uses less digits than its factorization.

22201122201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44180483.

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

Adding to 22201122201222 its reverse (22210222110222), we get a palindrome (44411344311444).

The spelling of 22201122201222 in words is "twenty-two trillion, two hundred one billion, one hundred twenty-two million, two hundred one thousand, two hundred twenty-two".