22011221101222 has 8 divisors (see below), whose sum is σ = 34081890737472. Its totient is φ = 10650590855400.

The previous prime is 22011221101211. The next prime is 22011221101273. The reversal of 22011221101222 is 22210112211022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22011221101222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177509847529 + ... + 177509847652.

It is an arithmetic number, because the mean of its divisors is an integer number (4260236342184).

Almost surely, 2^{22011221101222} is an apocalyptic number.

22011221101222 is a deficient number, since it is larger than the sum of its proper divisors (12070669636250).

22011221101222 is a wasteful number, since it uses less digits than its factorization.

22011221101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355019695214.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22011221101222 its reverse (22210112211022), we get a palindrome (44221333312244).

The spelling of 22011221101222 in words is "twenty-two trillion, eleven billion, two hundred twenty-one million, one hundred one thousand, two hundred twenty-two".