22021030101224 has 96 divisors (see below), whose sum is σ = 52422822799200. Its totient is φ = 8575390212480.

The previous prime is 22021030101199. The next prime is 22021030101253. The reversal of 22021030101224 is 42210103012022.

It is a junction number, because it is equal to n+sod(n) for n = 22021030101196 and 22021030101205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7490567 + ... + 10007529.

It is an arithmetic number, because the mean of its divisors is an integer number (546071070825).

Almost surely, 2^{22021030101224} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22021030101224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26211411399600).

22021030101224 is an abundant number, since it is smaller than the sum of its proper divisors (30401792697976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22021030101224 is a wasteful number, since it uses less digits than its factorization.

22021030101224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519023 (or 2519012 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22021030101224 its reverse (42210103012022), we get a palindrome (64231133113246).

The spelling of 22021030101224 in words is "twenty-two trillion, twenty-one billion, thirty million, one hundred one thousand, two hundred twenty-four".