22121114222 has 16 divisors (see below), whose sum is σ = 33365673600. Its totient is φ = 10999280952.

The previous prime is 22121114209. The next prime is 22121114333. The reversal of 22121114222 is 22241112122.

It is a happy number.

It is a super-3 number, since 3×22121114222³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22121114194 and 22121114203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815693 + ... + 842375.

It is an arithmetic number, because the mean of its divisors is an integer number (2085354600).

Almost surely, 2^22121114222 is an apocalyptic number.

22121114222 is a deficient number, since it is larger than the sum of its proper divisors (11244559378).

22121114222 is a wasteful number, since it uses less digits than its factorization.

22121114222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28967.

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

Adding to 22121114222 its reverse (22241112122), we get a palindrome (44362226344).

The spelling of 22121114222 in words is "twenty-two billion, one hundred twenty-one million, one hundred fourteen thousand, two hundred twenty-two".