22010212211222 has 64 divisors (see below), whose sum is σ = 37135544601600. Its totient is φ = 9728985108480.

The previous prime is 22010212211191. The next prime is 22010212211227. The reversal of 22010212211222 is 22211221201022.

It is a junction number, because it is equal to n+sod(n) for n = 22010212211194 and 22010212211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010212211227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42605447 + ... + 43118957.

It is an arithmetic number, because the mean of its divisors is an integer number (580242884400).

Almost surely, 2^{22010212211222} is an apocalyptic number.

22010212211222 is a deficient number, since it is larger than the sum of its proper divisors (15125332390378).

22010212211222 is a wasteful number, since it uses less digits than its factorization.

22010212211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514541.

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

Adding to 22010212211222 its reverse (22211221201022), we get a palindrome (44221433412244).

The spelling of 22010212211222 in words is "twenty-two trillion, ten billion, two hundred twelve million, two hundred eleven thousand, two hundred twenty-two".