22212120020222 has 16 divisors (see below), whose sum is σ = 36365735545344. Its totient is φ = 10091243175000.

The previous prime is 22212120020201. The next prime is 22212120020249. The reversal of 22212120020222 is 22202002121222.

It is a junction number, because it is equal to n+sod(n) for n = 22212120020194 and 22212120020203.

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, 258706904 + ... + 258792747.

It is an arithmetic number, because the mean of its divisors is an integer number (2272858471584).

Almost surely, 2^{22212120020222} is an apocalyptic number.

22212120020222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22212120020222 is a deficient number, since it is larger than the sum of its proper divisors (14153615525122).

22212120020222 is a wasteful number, since it uses less digits than its factorization.

22212120020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517501615.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22212120020222 its reverse (22202002121222), we get a palindrome (44414122141444).

The spelling of 22212120020222 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty million, twenty thousand, two hundred twenty-two".