22112101021222 has 8 divisors (see below), whose sum is σ = 33291453211200. Its totient is φ = 11014949950824.

The previous prime is 22112101021207. The next prime is 22112101021273. The reversal of 22112101021222 is 22212010121122.

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 22112101021222.

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, 20550279222 + ... + 20550280297.

It is an arithmetic number, because the mean of its divisors is an integer number (4161431651400).

Almost surely, 2^{22112101021222} is an apocalyptic number.

22112101021222 is a deficient number, since it is larger than the sum of its proper divisors (11179352189978).

22112101021222 is a wasteful number, since it uses less digits than its factorization.

22112101021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41100559790.

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

Adding to 22112101021222 its reverse (22212010121122), we get a palindrome (44324111142344).

The spelling of 22112101021222 in words is "twenty-two trillion, one hundred twelve billion, one hundred one million, twenty-one thousand, two hundred twenty-two".