22201101201222 has 24 divisors (see below), whose sum is σ = 48205388921976. Its totient is φ = 7384520453856.

The previous prime is 22201101201217. The next prime is 22201101201353. The reversal of 22201101201222 is 22210210110222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22201101201195 and 22201101201204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1320542463 + ... + 1320559274.

It is an arithmetic number, because the mean of its divisors is an integer number (2008557871749).

Almost surely, 2^{22201101201222} is an apocalyptic number.

22201101201222 is an abundant number, since it is smaller than the sum of its proper divisors (26004287720754).

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

22201101201222 is a wasteful number, since it uses less digits than its factorization.

22201101201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641102212 (or 2641102209 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22201101201222 its reverse (22210210110222), we get a palindrome (44411311311444).

The spelling of 22201101201222 in words is "twenty-two trillion, two hundred one billion, one hundred one million, two hundred one thousand, two hundred twenty-two".