22212200121122 has 16 divisors (see below), whose sum is σ = 36721950344352. Its totient is φ = 9992367438720.

The previous prime is 22212200121109. The next prime is 22212200121157. The reversal of 22212200121122 is 22112100221222.

It is a junction number, because it is equal to n+sod(n) for n = 22212200121094 and 22212200121103.

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 7 ways as a sum of consecutive naturals, for example, 5204355908 + ... + 5204360175.

It is an arithmetic number, because the mean of its divisors is an integer number (2295121896522).

Almost surely, 2^{22212200121122} is an apocalyptic number.

22212200121122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22212200121122 is a deficient number, since it is larger than the sum of its proper divisors (14509750223230).

22212200121122 is a wasteful number, since it uses less digits than its factorization.

22212200121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10408716193.

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

Adding to 22212200121122 its reverse (22112100221222), we get a palindrome (44324300342344).

It can be divided in two parts, 22212200 and 121122, that added together give a palindrome (22333322).

The spelling of 22212200121122 in words is "twenty-two trillion, two hundred twelve billion, two hundred million, one hundred twenty-one thousand, one hundred twenty-two".