22110012212222 has 64 divisors (see below), whose sum is σ = 37275904512000. Its totient is φ = 9748470144000.

The previous prime is 22110012212219. The next prime is 22110012212251. The reversal of 22110012212222 is 22221221001122.

It is a junction number, because it is equal to n+sod(n) for n = 22110012212194 and 22110012212203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 340913654 + ... + 340978502.

It is an arithmetic number, because the mean of its divisors is an integer number (582436008000).

Almost surely, 2^{22110012212222} is an apocalyptic number.

22110012212222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22110012212222 is a deficient number, since it is larger than the sum of its proper divisors (15165892299778).

22110012212222 is a wasteful number, since it uses less digits than its factorization.

22110012212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67073.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22110012212222 its reverse (22221221001122), we get a palindrome (44331233213344).

The spelling of 22110012212222 in words is "twenty-two trillion, one hundred ten billion, twelve million, two hundred twelve thousand, two hundred twenty-two".