22212122110222 has 16 divisors (see below), whose sum is σ = 36381366352944. Its totient is φ = 10086903184000.

The previous prime is 22212122110207. The next prime is 22212122110253. The reversal of 22212122110222 is 22201122121222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22212122110193 and 22212122110202.

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, 475773979 + ... + 475820662.

It is an arithmetic number, because the mean of its divisors is an integer number (2273835397059).

Almost surely, 2^{22212122110222} is an apocalyptic number.

22212122110222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22212122110222 is a deficient number, since it is larger than the sum of its proper divisors (14169244242722).

22212122110222 is a wasteful number, since it uses less digits than its factorization.

22212122110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951595715.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22212122110222 its reverse (22201122121222), we get a palindrome (44413244231444).

The spelling of 22212122110222 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-two".