22212102122 has 16 divisors (see below), whose sum is σ = 38085189120. Its totient is φ = 9517647408.

The previous prime is 22212102089. The next prime is 22212102169. The reversal of 22212102122 is 22120121222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22212102122.

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, 75098 + ... + 223749.

It is an arithmetic number, because the mean of its divisors is an integer number (2380324320).

Almost surely, 2^22212102122 is an apocalyptic number.

22212102122 is a deficient number, since it is larger than the sum of its proper divisors (15873086998).

22212102122 is a wasteful number, since it uses less digits than its factorization.

22212102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304165.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22212102122 its reverse (22120121222), we get a palindrome (44332223344).

The spelling of 22212102122 in words is "twenty-two billion, two hundred twelve million, one hundred two thousand, one hundred twenty-two".