22022202211222 has 4 divisors (see below), whose sum is σ = 33033303316836. Its totient is φ = 11011101105610.

The previous prime is 22022202211199. The next prime is 22022202211237. The reversal of 22022202211222 is 22211220222022.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×22022202211222² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 22022202211193 and 22022202211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505550552804 + ... + 5505550552807.

It is an arithmetic number, because the mean of its divisors is an integer number (8258325829209).

Almost surely, 2^{22022202211222} is an apocalyptic number.

22022202211222 is a deficient number, since it is larger than the sum of its proper divisors (11011101105614).

22022202211222 is a wasteful number, since it uses less digits than its factorization.

22022202211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011101105613.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22022202211222 its reverse (22211220222022), we get a palindrome (44233422433244).

The spelling of 22022202211222 in words is "twenty-two trillion, twenty-two billion, two hundred two million, two hundred eleven thousand, two hundred twenty-two".